diff --git a/blockly_compressed.js b/blockly_compressed.js
index b53e8b4a68..3940d749e2 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
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  Copyright The Closure Library Authors.
  SPDX-License-Identifier: Apache-2.0
 */
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-n)});a.loaded()}}function d(){var m=goog.global.document,n=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(n);c()}),p='<script type="text/javascript">'+goog.protectScriptTag_('goog.Dependency.callback_("'+n+'");')+"\x3c/script>";m.write(goog.TRUSTED_TYPES_POLICY_?goog.TRUSTED_TYPES_POLICY_.createHTML(p):p)}var e=this;if(goog.global.CLOSURE_IMPORT_SCRIPT)b(),this.contents_&&goog.global.CLOSURE_IMPORT_SCRIPT("",this.contents_)?(this.contents_=null,a.loaded()):a.pause();
+goog.loadFileSync_(e.path);e.contents_&&(e.contents_=e.transform(e.contents_),e.contents_&&(e.contents_+="\n//# sourceURL="+e.path))}function c(){e.lazyFetch_&&b();if(e.contents_){f&&a.setModuleState(goog.ModuleType.ES6);try{var p=e.contents_;e.contents_=null;goog.globalEval(p);if(f)var m=goog.moduleLoaderState_.moduleName}finally{f&&a.clearModuleState()}f&&goog.global.$jscomp.require.ensure([e.getPathName()],function(){a.registerEs6ModuleExports(e.path,goog.global.$jscomp.require(e.getPathName()),
+m)});a.loaded()}}function d(){var p=goog.global.document,m=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(m);c()}),n='<script type="text/javascript">'+goog.protectScriptTag_('goog.Dependency.callback_("'+m+'");')+"\x3c/script>";p.write(goog.TRUSTED_TYPES_POLICY_?goog.TRUSTED_TYPES_POLICY_.createHTML(n):n)}var e=this;if(goog.global.CLOSURE_IMPORT_SCRIPT)b(),this.contents_&&goog.global.CLOSURE_IMPORT_SCRIPT("",this.contents_)?(this.contents_=null,a.loaded()):a.pause();
 else{var f=this.loadFlags.module==goog.ModuleType.ES6;this.lazyFetch_||b();var g=1<a.pending().length,h=g&&goog.DebugLoader_.IS_OLD_IE_;g=goog.Dependency.defer_&&(g||goog.isDocumentLoading_());if(h||g)a.defer(function(){c()});else{var k=goog.global.document;h=goog.inHtmlDocument_()&&"ActiveXObject"in goog.global;if(f&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()&&!h){goog.Dependency.defer_=!0;a.pause();var l=k.onreadystatechange;k.onreadystatechange=function(){"interactive"==k.readyState&&(k.onreadystatechange=
 l,c(),a.resume());goog.isFunction(l)&&l.apply(void 0,arguments)}}else!goog.DebugLoader_.IS_OLD_IE_&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()?d():c()}}},goog.TransformedDependency.prototype.transform=function(a){},goog.TranspiledDependency=function(a,b,c,d,e,f){goog.TransformedDependency.call(this,a,b,c,d,e);this.transpiler=f},goog.inherits(goog.TranspiledDependency,goog.TransformedDependency),goog.TranspiledDependency.prototype.transform=function(a){return this.transpiler.transpile(a,this.getPathName())},
 goog.PreTranspiledEs6ModuleDependency=function(a,b,c,d,e){goog.TransformedDependency.call(this,a,b,c,d,e)},goog.inherits(goog.PreTranspiledEs6ModuleDependency,goog.TransformedDependency),goog.PreTranspiledEs6ModuleDependency.prototype.transform=function(a){return a},goog.GoogModuleDependency=function(a,b,c,d,e,f,g){goog.TransformedDependency.call(this,a,b,c,d,e);this.needsTranspile_=f;this.transpiler_=g},goog.inherits(goog.GoogModuleDependency,goog.TransformedDependency),goog.GoogModuleDependency.prototype.transform=
@@ -346,7 +320,7 @@ p:[478,476.5,478.5,467.5,476,465]},{t:"z",p:[]}]},{f:"#ccc",s:null,p:[{t:"M",p:[
 ["T",[["Taiwan, Province of China"],["Tajikistan"],["Tanzania, United Republic of"],["Thailand"],["Timor-Leste"],["Togo"],["Tokelau"],["Tonga"],["Trinidad and Tobago"],["Tunisia"],["Turkey"],["Turkmenistan"],["Turks and Caicos Islands"],["Tuvalu"]]],["U",[["Uganda"],["Ukraine"],["United Arab Emirates"],["United Kingdom"],["United States"],["United States Minor Outlying Islands"],["Uruguay"],["Uzbekistan"]]],["V",[["Vanuatu"],["Venezuela"],["Viet Nam"],["Virgin Islands, British"],["Virgin Islands, U.S."]]],
 ["W",[["Wallis and Futuna"],["Western Sahara"]]],["Y",[["Yemen"]]],["Z",[["Zambia"],["Zimbabwe"]]],["\u00c5",[["\u00c5land Islands"]]]]];
 // Copyright 2013 Google Inc.  Apache License 2.0
-var Blockly={Blocks:{}};goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{var b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
+var Blockly={Blocks:{}};goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{const b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
 goog.asserts.subs_=function(a,b){a=a.split("%s");for(var c="",d=a.length-1,e=0;e<d;e++)c+=a[e]+(e<b.length?b[e]:"%s");return c+a[d]};goog.asserts.doAssertFailure_=function(a,b,c,d){var e="Assertion failed";if(c){e+=": "+c;var f=d}else a&&(e+=": "+a,f=b);a=new goog.asserts.AssertionError(""+e,f||[]);goog.asserts.errorHandler_(a)};goog.asserts.setErrorHandler=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.errorHandler_=a)};
 goog.asserts.assert=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!a&&goog.asserts.doAssertFailure_("",null,b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertExists=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&null==a&&goog.asserts.doAssertFailure_("Expected to exist: %s.",[a],b,Array.prototype.slice.call(arguments,2));return a};
 goog.asserts.fail=function(a,b){goog.asserts.ENABLE_ASSERTS&&goog.asserts.errorHandler_(new goog.asserts.AssertionError("Failure"+(a?": "+a:""),Array.prototype.slice.call(arguments,1)))};goog.asserts.assertNumber=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&"number"!==typeof a&&goog.asserts.doAssertFailure_("Expected number but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
@@ -381,7 +355,7 @@ goog.array.moveItem=function(a,b,c){goog.asserts.assert(0<=b&&b<a.length);goog.a
 goog.array.shuffle=function(a,b){b=b||Math.random;for(var c=a.length-1;0<c;c--){var d=Math.floor(b()*(c+1)),e=a[c];a[c]=a[d];a[d]=e}};goog.array.copyByIndex=function(a,b){var c=[];goog.array.forEach(b,function(d){c.push(a[d])});return c};goog.array.concatMap=function(a,b,c){return goog.array.concat.apply([],goog.array.map(a,b,c))};goog.math={};goog.math.randomInt=function(a){return Math.floor(Math.random()*a)};goog.math.uniformRandom=function(a,b){return a+Math.random()*(b-a)};goog.math.clamp=function(a,b,c){return Math.min(Math.max(a,b),c)};goog.math.modulo=function(a,b){a%=b;return 0>a*b?a+b:a};goog.math.lerp=function(a,b,c){return a+c*(b-a)};goog.math.nearlyEquals=function(a,b,c){return Math.abs(a-b)<=(c||1E-6)};goog.math.standardAngle=function(a){return goog.math.modulo(a,360)};
 goog.math.standardAngleInRadians=function(a){return goog.math.modulo(a,2*Math.PI)};goog.math.toRadians=function(a){return a*Math.PI/180};goog.math.toDegrees=function(a){return 180*a/Math.PI};goog.math.angleDx=function(a,b){return b*Math.cos(goog.math.toRadians(a))};goog.math.angleDy=function(a,b){return b*Math.sin(goog.math.toRadians(a))};goog.math.angle=function(a,b,c,d){return goog.math.standardAngle(goog.math.toDegrees(Math.atan2(d-b,c-a)))};
 goog.math.angleDifference=function(a,b){a=goog.math.standardAngle(b)-goog.math.standardAngle(a);180<a?a-=360:-180>=a&&(a=360+a);return a};goog.math.sign=function(a){return 0<a?1:0>a?-1:a};
-goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(m,n){return m==n};d=d||function(m,n){return a[m]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var l=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(l.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return l};
+goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(p,m){return p==m};d=d||function(p,m){return a[p]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var l=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(l.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return l};
 goog.math.sum=function(a){return goog.array.reduce(arguments,function(b,c){return b+c},0)};goog.math.average=function(a){return goog.math.sum.apply(null,arguments)/arguments.length};goog.math.sampleVariance=function(a){var b=arguments.length;if(2>b)return 0;var c=goog.math.average.apply(null,arguments);return goog.math.sum.apply(null,goog.array.map(arguments,function(d){return Math.pow(d-c,2)}))/(b-1)};goog.math.standardDeviation=function(a){return Math.sqrt(goog.math.sampleVariance.apply(null,arguments))};
 goog.math.isInt=function(a){return isFinite(a)&&0==a%1};goog.math.isFiniteNumber=function(a){return isFinite(a)};goog.math.isNegativeZero=function(a){return 0==a&&0>1/a};goog.math.log10Floor=function(a){if(0<a){var b=Math.round(Math.log(a)*Math.LOG10E);return b-(parseFloat("1e"+b)>a?1:0)}return 0==a?-Infinity:NaN};goog.math.safeFloor=function(a,b){goog.asserts.assert(void 0===b||0<b);return Math.floor(a+(b||2E-15))};
 goog.math.safeCeil=function(a,b){goog.asserts.assert(void 0===b||0<b);return Math.ceil(a-(b||2E-15))};
@@ -395,25 +369,25 @@ Blockly.Workspace.prototype.undo=function(a){var b=a?this.redoStack_:this.undoSt
 Blockly.Workspace.prototype.addChangeListener=function(a){this.listeners_.push(a);return a};Blockly.Workspace.prototype.removeChangeListener=function(a){a=this.listeners_.indexOf(a);-1!=a&&this.listeners_.splice(a,1)};Blockly.Workspace.prototype.fireChangeListener=function(a){a.recordUndo&&(this.undoStack_.push(a),this.redoStack_.length=0,this.undoStack_.length>this.MAX_UNDO&&this.undoStack_.unshift());for(var b=0,c;c=this.listeners_[b];b++)c(a)};
 Blockly.Workspace.prototype.getBlockById=function(a){return this.blockDB_[a]||null};Blockly.Workspace.WorkspaceDB_=Object.create(null);Blockly.Workspace.getById=function(a){return Blockly.Workspace.WorkspaceDB_[a]||null};Blockly.Workspace.getByContainer=function(a){for(var b in Blockly.Workspace.WorkspaceDB_)if(Blockly.Workspace.WorkspaceDB_[b].container===a)return Blockly.Workspace.WorkspaceDB_[b];return null};
 Blockly.Workspace.prototype.setDevice=function(a){this.device=a.group;this.subDevice=a.robot;this.toolbox_&&(this.toolbox_.flyout_.workspace_.device=a.group,this.toolbox_.flyout_.workspace_.subDevice=a.robot);this.flyout_&&(this.flyout_.workspace_.device=a.group,this.flyout_.workspace_.subDevice=a.robot)};Blockly.Workspace.prototype.setVersion=function(a){this.version=a};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;Blockly.Workspace.prototype.clearUndo=Blockly.Workspace.prototype.clearUndo;
-Blockly.Workspace.prototype.addChangeListener=Blockly.Workspace.prototype.addChangeListener;Blockly.Workspace.prototype.removeChangeListener=Blockly.Workspace.prototype.removeChangeListener;goog.string={};goog.string.internal={};goog.string.internal.startsWith=function(a,b){return 0==a.lastIndexOf(b,0)};goog.string.internal.endsWith=function(a,b){var c=a.length-b.length;return 0<=c&&a.indexOf(b,c)==c};goog.string.internal.caseInsensitiveStartsWith=function(a,b){return 0==goog.string.internal.caseInsensitiveCompare(b,a.substr(0,b.length))};goog.string.internal.caseInsensitiveEndsWith=function(a,b){return 0==goog.string.internal.caseInsensitiveCompare(b,a.substr(a.length-b.length,b.length))};
+Blockly.Workspace.prototype.addChangeListener=Blockly.Workspace.prototype.addChangeListener;Blockly.Workspace.prototype.removeChangeListener=Blockly.Workspace.prototype.removeChangeListener;goog.string={};goog.string.internal={};goog.string.internal.startsWith=function(a,b){return 0==a.lastIndexOf(b,0)};goog.string.internal.endsWith=function(a,b){const c=a.length-b.length;return 0<=c&&a.indexOf(b,c)==c};goog.string.internal.caseInsensitiveStartsWith=function(a,b){return 0==goog.string.internal.caseInsensitiveCompare(b,a.substr(0,b.length))};goog.string.internal.caseInsensitiveEndsWith=function(a,b){return 0==goog.string.internal.caseInsensitiveCompare(b,a.substr(a.length-b.length,b.length))};
 goog.string.internal.caseInsensitiveEquals=function(a,b){return a.toLowerCase()==b.toLowerCase()};goog.string.internal.isEmptyOrWhitespace=function(a){return/^[\s\xa0]*$/.test(a)};goog.string.internal.trim=goog.TRUSTED_SITE&&String.prototype.trim?function(a){return a.trim()}:function(a){return/^[\s\xa0]*([\s\S]*?)[\s\xa0]*$/.exec(a)[1]};goog.string.internal.caseInsensitiveCompare=function(a,b){a=String(a).toLowerCase();b=String(b).toLowerCase();return a<b?-1:a==b?0:1};
 goog.string.internal.newLineToBr=function(a,b){return a.replace(/(\r\n|\r|\n)/g,b?"<br />":"<br>")};
 goog.string.internal.htmlEscape=function(a,b){if(b)a=a.replace(goog.string.internal.AMP_RE_,"&amp;").replace(goog.string.internal.LT_RE_,"&lt;").replace(goog.string.internal.GT_RE_,"&gt;").replace(goog.string.internal.QUOT_RE_,"&quot;").replace(goog.string.internal.SINGLE_QUOTE_RE_,"&#39;").replace(goog.string.internal.NULL_RE_,"&#0;");else{if(!goog.string.internal.ALL_RE_.test(a))return a;-1!=a.indexOf("&")&&(a=a.replace(goog.string.internal.AMP_RE_,"&amp;"));-1!=a.indexOf("<")&&(a=a.replace(goog.string.internal.LT_RE_,
 "&lt;"));-1!=a.indexOf(">")&&(a=a.replace(goog.string.internal.GT_RE_,"&gt;"));-1!=a.indexOf('"')&&(a=a.replace(goog.string.internal.QUOT_RE_,"&quot;"));-1!=a.indexOf("'")&&(a=a.replace(goog.string.internal.SINGLE_QUOTE_RE_,"&#39;"));-1!=a.indexOf("\x00")&&(a=a.replace(goog.string.internal.NULL_RE_,"&#0;"))}return a};goog.string.internal.AMP_RE_=/&/g;goog.string.internal.LT_RE_=/</g;goog.string.internal.GT_RE_=/>/g;goog.string.internal.QUOT_RE_=/"/g;goog.string.internal.SINGLE_QUOTE_RE_=/'/g;
 goog.string.internal.NULL_RE_=/\x00/g;goog.string.internal.ALL_RE_=/[\x00&<>"']/;goog.string.internal.whitespaceEscape=function(a,b){return goog.string.internal.newLineToBr(a.replace(/  /g," &#160;"),b)};goog.string.internal.contains=function(a,b){return-1!=a.indexOf(b)};goog.string.internal.caseInsensitiveContains=function(a,b){return goog.string.internal.contains(a.toLowerCase(),b.toLowerCase())};
-goog.string.internal.compareVersions=function(a,b){var c=0;a=goog.string.internal.trim(String(a)).split(".");b=goog.string.internal.trim(String(b)).split(".");for(var d=Math.max(a.length,b.length),e=0;0==c&&e<d;e++){var f=a[e]||"",g=b[e]||"";do{f=/(\d*)(\D*)(.*)/.exec(f)||["","","",""];g=/(\d*)(\D*)(.*)/.exec(g)||["","","",""];if(0==f[0].length&&0==g[0].length)break;c=0==f[1].length?0:parseInt(f[1],10);var h=0==g[1].length?0:parseInt(g[1],10);c=goog.string.internal.compareElements_(c,h)||goog.string.internal.compareElements_(0==
-f[2].length,0==g[2].length)||goog.string.internal.compareElements_(f[2],g[2]);f=f[3];g=g[3]}while(0==c)}return c};goog.string.internal.compareElements_=function(a,b){return a<b?-1:a>b?1:0};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
+goog.string.internal.compareVersions=function(a,b){var c=0;a=goog.string.internal.trim(String(a)).split(".");b=goog.string.internal.trim(String(b)).split(".");const d=Math.max(a.length,b.length);for(let g=0;0==c&&g<d;g++){var e=a[g]||"",f=b[g]||"";do{e=/(\d*)(\D*)(.*)/.exec(e)||["","","",""];f=/(\d*)(\D*)(.*)/.exec(f)||["","","",""];if(0==e[0].length&&0==f[0].length)break;c=0==e[1].length?0:parseInt(e[1],10);const h=0==f[1].length?0:parseInt(f[1],10);c=goog.string.internal.compareElements_(c,h)||
+goog.string.internal.compareElements_(0==e[2].length,0==f[2].length)||goog.string.internal.compareElements_(e[2],f[2]);e=e[3];f=f[3]}while(0==c)}return c};goog.string.internal.compareElements_=function(a,b){return a<b?-1:a>b?1:0};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
 goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.internal.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.internal.caseInsensitiveContains(b,a)};
-goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=/(\w[\w ]+)\/([^\s]+)\s*(?:\((.*?)\))?/g,c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};
-goog.object.getCount=function(a){var b=0,c;for(c in a)b++;return b};goog.object.getAnyKey=function(a){for(var b in a)return b};goog.object.getAnyValue=function(a){for(var b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){var b=[],c=0,d;for(d in a)b[c++]=a[d];return b};goog.object.getKeys=function(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b};
-goog.object.getValueByKeys=function(a,b){var c=goog.isArrayLike(b),d=c?b:arguments;for(c=c?0:1;c<d.length;c++){if(null==a)return;a=a[d[c]]}return a};goog.object.containsKey=function(a,b){return null!==a&&b in a};goog.object.containsValue=function(a,b){for(var c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return d};goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};
-goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.clear=function(a){for(var b in a)delete a[b]};goog.object.remove=function(a,b){var c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return null!==a&&b in a?a[b]:c};goog.object.set=function(a,b,c){a[b]=c};
-goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(var c in a)if(!(c in b)||a[c]!==b[c])return!1;for(var d in b)if(!(d in a))return!1;return!0};goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};
-goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(goog.isFunction(a.clone))return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
-goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
-goog.object.create=function(a){var b=arguments.length;if(1==b&&Array.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){var b=arguments.length;if(1==b&&Array.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);for(var c={},d=0;d<b;d++)c[arguments[d]]=!0;return c};
-goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};
-goog.object.getAllPropertyNames=function(a,b,c){if(!a)return[];if(!Object.getOwnPropertyNames||!Object.getPrototypeOf)return goog.object.getKeys(a);for(var d={};a&&(a!==Object.prototype||b)&&(a!==Function.prototype||c);){for(var e=Object.getOwnPropertyNames(a),f=0;f<e.length;f++)d[e[f]]=!0;a=Object.getPrototypeOf(a)}return goog.object.getKeys(d)};goog.object.getSuperClass=function(a){return(a=Object.getPrototypeOf(a.prototype))&&a.constructor};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdgeHtml_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchEdgeChromium_=function(){return goog.labs.userAgent.util.matchUserAgent("Edg/")};
+goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=RegExp("(\\w[\\w ]+)/([^\\s]+)\\s*(?:\\((.*?)\\))?","g"),c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.forEach=function(a,b,c){for(const d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){const d={};for(const e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){const d={};for(const e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(const d in a)if(b.call(c,a[d],d,a))return!0;return!1};goog.object.every=function(a,b,c){for(const d in a)if(!b.call(c,a[d],d,a))return!1;return!0};
+goog.object.getCount=function(a){let b=0;for(const c in a)b++;return b};goog.object.getAnyKey=function(a){for(const b in a)return b};goog.object.getAnyValue=function(a){for(const b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){const b=[];let c=0;for(const d in a)b[c++]=a[d];return b};goog.object.getKeys=function(a){const b=[];let c=0;for(const d in a)b[c++]=d;return b};
+goog.object.getValueByKeys=function(a,b){var c=goog.isArrayLike(b);const d=c?b:arguments;for(c=c?0:1;c<d.length;c++){if(null==a)return;a=a[d[c]]}return a};goog.object.containsKey=function(a,b){return null!==a&&b in a};goog.object.containsValue=function(a,b){for(const c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(const d in a)if(b.call(c,a[d],d,a))return d};goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};
+goog.object.isEmpty=function(a){for(const b in a)return!1;return!0};goog.object.clear=function(a){for(const b in a)delete a[b]};goog.object.remove=function(a,b){let c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return null!==a&&b in a?a[b]:c};goog.object.set=function(a,b,c){a[b]=c};
+goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(const c in a)if(!(c in b)||a[c]!==b[c])return!1;for(const c in b)if(!(c in a))return!1;return!0};goog.object.clone=function(a){const b={};for(const c in a)b[c]=a[c];return b};
+goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(goog.isFunction(a.clone))return a.clone();b="array"==b?[]:{};for(const c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){const b={};for(const c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
+goog.object.extend=function(a,b){let c,d;for(let e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(let f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
+goog.object.create=function(a){const b=arguments.length;if(1==b&&Array.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");const c={};for(let d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){const b=arguments.length;if(1==b&&Array.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);const c={};for(let d=0;d<b;d++)c[arguments[d]]=!0;return c};
+goog.object.createImmutableView=function(a){let b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};
+goog.object.getAllPropertyNames=function(a,b,c){if(!a)return[];if(!Object.getOwnPropertyNames||!Object.getPrototypeOf)return goog.object.getKeys(a);const d={};for(;a&&(a!==Object.prototype||b)&&(a!==Function.prototype||c);){const e=Object.getOwnPropertyNames(a);for(let f=0;f<e.length;f++)d[e[f]]=!0;a=Object.getPrototypeOf(a)}return goog.object.getKeys(d)};goog.object.getSuperClass=function(a){return(a=Object.getPrototypeOf(a.prototype))&&a.constructor};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdgeHtml_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchEdgeChromium_=function(){return goog.labs.userAgent.util.matchUserAgent("Edg/")};
 goog.labs.userAgent.browser.matchOperaChromium_=function(){return goog.labs.userAgent.util.matchUserAgent("OPR")};goog.labs.userAgent.browser.matchFirefox_=function(){return goog.labs.userAgent.util.matchUserAgent("Firefox")||goog.labs.userAgent.util.matchUserAgent("FxiOS")};
 goog.labs.userAgent.browser.matchSafari_=function(){return goog.labs.userAgent.util.matchUserAgent("Safari")&&!(goog.labs.userAgent.browser.matchChrome_()||goog.labs.userAgent.browser.matchCoast_()||goog.labs.userAgent.browser.matchOpera_()||goog.labs.userAgent.browser.matchEdgeHtml_()||goog.labs.userAgent.browser.matchEdgeChromium_()||goog.labs.userAgent.browser.matchOperaChromium_()||goog.labs.userAgent.browser.matchFirefox_()||goog.labs.userAgent.browser.isSilk()||goog.labs.userAgent.util.matchUserAgent("Android"))};
 goog.labs.userAgent.browser.matchCoast_=function(){return goog.labs.userAgent.util.matchUserAgent("Coast")};goog.labs.userAgent.browser.matchIosWebview_=function(){return(goog.labs.userAgent.util.matchUserAgent("iPad")||goog.labs.userAgent.util.matchUserAgent("iPhone"))&&!goog.labs.userAgent.browser.matchSafari_()&&!goog.labs.userAgent.browser.matchChrome_()&&!goog.labs.userAgent.browser.matchCoast_()&&!goog.labs.userAgent.browser.matchFirefox_()&&goog.labs.userAgent.util.matchUserAgent("AppleWebKit")};
@@ -429,27 +403,28 @@ goog.dom.asserts.assertIsHTMLVideoElement=function(a){return goog.dom.asserts.as
 goog.dom.asserts.assertIsHTMLEmbedElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLEmbedElement")};goog.dom.asserts.assertIsHTMLFormElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLFormElement")};goog.dom.asserts.assertIsHTMLFrameElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLFrameElement")};goog.dom.asserts.assertIsHTMLIFrameElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLIFrameElement")};
 goog.dom.asserts.assertIsHTMLObjectElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLObjectElement")};goog.dom.asserts.assertIsHTMLScriptElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLScriptElement")};
 goog.dom.asserts.debugStringForType_=function(a){if(goog.isObject(a))try{return a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a)}catch(b){return"<object could not be stringified>"}else return void 0===a?"undefined":null===a?"null":typeof a};goog.dom.asserts.getWindow_=function(a){try{var b=a&&a.ownerDocument,c=b&&(b.defaultView||b.parentWindow);c=c||goog.global;if(c.Element&&c.Location)return c}catch(d){}return null};goog.functions={};goog.functions.constant=function(a){return function(){return a}};goog.functions.FALSE=function(){return!1};goog.functions.TRUE=function(){return!0};goog.functions.NULL=function(){return null};goog.functions.identity=function(a,b){return a};goog.functions.error=function(a){return function(){throw Error(a);}};goog.functions.fail=function(a){return function(){throw a;}};
-goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.partialRight=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var d=Array.prototype.slice.call(arguments);d.push.apply(d,c);return a.apply(this,d)}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};
-goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var e;d&&(e=c[d-1].apply(this,arguments));for(var f=d-2;0<=f;f--)e=c[f].call(this,e);return e}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var d,e=0;e<c;e++)d=b[e].apply(this,arguments);return d}};
-goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var d=0;d<c;d++)if(!b[d].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var d=0;d<c;d++)if(b[d].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
-goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var c=b;b=null;c()}}};
-goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(k){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.dom.HtmlElement=function(){};goog.dom.TagName=function(){};goog.dom.TagName.cast=function(a,b){return a};goog.dom.TagName.prototype.toString=function(){};goog.dom.TagName.A="A";goog.dom.TagName.ABBR="ABBR";goog.dom.TagName.ACRONYM="ACRONYM";goog.dom.TagName.ADDRESS="ADDRESS";goog.dom.TagName.APPLET="APPLET";goog.dom.TagName.AREA="AREA";goog.dom.TagName.ARTICLE="ARTICLE";goog.dom.TagName.ASIDE="ASIDE";goog.dom.TagName.AUDIO="AUDIO";goog.dom.TagName.B="B";goog.dom.TagName.BASE="BASE";goog.dom.TagName.BASEFONT="BASEFONT";
-goog.dom.TagName.BDI="BDI";goog.dom.TagName.BDO="BDO";goog.dom.TagName.BIG="BIG";goog.dom.TagName.BLOCKQUOTE="BLOCKQUOTE";goog.dom.TagName.BODY="BODY";goog.dom.TagName.BR="BR";goog.dom.TagName.BUTTON="BUTTON";goog.dom.TagName.CANVAS="CANVAS";goog.dom.TagName.CAPTION="CAPTION";goog.dom.TagName.CENTER="CENTER";goog.dom.TagName.CITE="CITE";goog.dom.TagName.CODE="CODE";goog.dom.TagName.COL="COL";goog.dom.TagName.COLGROUP="COLGROUP";goog.dom.TagName.COMMAND="COMMAND";goog.dom.TagName.DATA="DATA";
-goog.dom.TagName.DATALIST="DATALIST";goog.dom.TagName.DD="DD";goog.dom.TagName.DEL="DEL";goog.dom.TagName.DETAILS="DETAILS";goog.dom.TagName.DFN="DFN";goog.dom.TagName.DIALOG="DIALOG";goog.dom.TagName.DIR="DIR";goog.dom.TagName.DIV="DIV";goog.dom.TagName.DL="DL";goog.dom.TagName.DT="DT";goog.dom.TagName.EM="EM";goog.dom.TagName.EMBED="EMBED";goog.dom.TagName.FIELDSET="FIELDSET";goog.dom.TagName.FIGCAPTION="FIGCAPTION";goog.dom.TagName.FIGURE="FIGURE";goog.dom.TagName.FONT="FONT";
-goog.dom.TagName.FOOTER="FOOTER";goog.dom.TagName.FORM="FORM";goog.dom.TagName.FRAME="FRAME";goog.dom.TagName.FRAMESET="FRAMESET";goog.dom.TagName.H1="H1";goog.dom.TagName.H2="H2";goog.dom.TagName.H3="H3";goog.dom.TagName.H4="H4";goog.dom.TagName.H5="H5";goog.dom.TagName.H6="H6";goog.dom.TagName.HEAD="HEAD";goog.dom.TagName.HEADER="HEADER";goog.dom.TagName.HGROUP="HGROUP";goog.dom.TagName.HR="HR";goog.dom.TagName.HTML="HTML";goog.dom.TagName.I="I";goog.dom.TagName.IFRAME="IFRAME";
-goog.dom.TagName.IMG="IMG";goog.dom.TagName.INPUT="INPUT";goog.dom.TagName.INS="INS";goog.dom.TagName.ISINDEX="ISINDEX";goog.dom.TagName.KBD="KBD";goog.dom.TagName.KEYGEN="KEYGEN";goog.dom.TagName.LABEL="LABEL";goog.dom.TagName.LEGEND="LEGEND";goog.dom.TagName.LI="LI";goog.dom.TagName.LINK="LINK";goog.dom.TagName.MAIN="MAIN";goog.dom.TagName.MAP="MAP";goog.dom.TagName.MARK="MARK";goog.dom.TagName.MATH="MATH";goog.dom.TagName.MENU="MENU";goog.dom.TagName.MENUITEM="MENUITEM";goog.dom.TagName.META="META";
-goog.dom.TagName.METER="METER";goog.dom.TagName.NAV="NAV";goog.dom.TagName.NOFRAMES="NOFRAMES";goog.dom.TagName.NOSCRIPT="NOSCRIPT";goog.dom.TagName.OBJECT="OBJECT";goog.dom.TagName.OL="OL";goog.dom.TagName.OPTGROUP="OPTGROUP";goog.dom.TagName.OPTION="OPTION";goog.dom.TagName.OUTPUT="OUTPUT";goog.dom.TagName.P="P";goog.dom.TagName.PARAM="PARAM";goog.dom.TagName.PICTURE="PICTURE";goog.dom.TagName.PRE="PRE";goog.dom.TagName.PROGRESS="PROGRESS";goog.dom.TagName.Q="Q";goog.dom.TagName.RP="RP";
-goog.dom.TagName.RT="RT";goog.dom.TagName.RTC="RTC";goog.dom.TagName.RUBY="RUBY";goog.dom.TagName.S="S";goog.dom.TagName.SAMP="SAMP";goog.dom.TagName.SCRIPT="SCRIPT";goog.dom.TagName.SECTION="SECTION";goog.dom.TagName.SELECT="SELECT";goog.dom.TagName.SMALL="SMALL";goog.dom.TagName.SOURCE="SOURCE";goog.dom.TagName.SPAN="SPAN";goog.dom.TagName.STRIKE="STRIKE";goog.dom.TagName.STRONG="STRONG";goog.dom.TagName.STYLE="STYLE";goog.dom.TagName.SUB="SUB";goog.dom.TagName.SUMMARY="SUMMARY";
-goog.dom.TagName.SUP="SUP";goog.dom.TagName.SVG="SVG";goog.dom.TagName.TABLE="TABLE";goog.dom.TagName.TBODY="TBODY";goog.dom.TagName.TD="TD";goog.dom.TagName.TEMPLATE="TEMPLATE";goog.dom.TagName.TEXTAREA="TEXTAREA";goog.dom.TagName.TFOOT="TFOOT";goog.dom.TagName.TH="TH";goog.dom.TagName.THEAD="THEAD";goog.dom.TagName.TIME="TIME";goog.dom.TagName.TITLE="TITLE";goog.dom.TagName.TR="TR";goog.dom.TagName.TRACK="TRACK";goog.dom.TagName.TT="TT";goog.dom.TagName.U="U";goog.dom.TagName.UL="UL";
-goog.dom.TagName.VAR="VAR";goog.dom.TagName.VIDEO="VIDEO";goog.dom.TagName.WBR="WBR";goog.dom.tags={};goog.dom.tags.VOID_TAGS_={area:!0,base:!0,br:!0,col:!0,command:!0,embed:!0,hr:!0,img:!0,input:!0,keygen:!0,link:!0,meta:!0,param:!0,source:!0,track:!0,wbr:!0};goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.html={};goog.html.trustedtypes={};goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse=function(){if(!goog.TRUSTED_TYPES_POLICY_NAME)return null;void 0===goog.html.trustedtypes.cachedPolicy_&&(goog.html.trustedtypes.cachedPolicy_=goog.createTrustedTypesPolicy(goog.TRUSTED_TYPES_POLICY_NAME+"#html"));return goog.html.trustedtypes.cachedPolicy_};goog.string.TypedString=function(){};goog.string.Const=function(a,b){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a===goog.string.Const.GOOG_STRING_CONSTRUCTOR_TOKEN_PRIVATE_&&b||"";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
+goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.partialRight=function(a,b){const c=Array.prototype.slice.call(arguments,1);return function(){const d=Array.prototype.slice.call(arguments);d.push.apply(d,c);return a.apply(this,d)}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};
+goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){const c=arguments,d=c.length;return function(){let e;d&&(e=c[d-1].apply(this,arguments));for(let f=d-2;0<=f;f--)e=c[f].call(this,e);return e}};goog.functions.sequence=function(a){const b=arguments,c=b.length;return function(){let d;for(let e=0;e<c;e++)d=b[e].apply(this,arguments);return d}};
+goog.functions.and=function(a){const b=arguments,c=b.length;return function(){for(let d=0;d<c;d++)if(!b[d].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){const b=arguments,c=b.length;return function(){for(let d=0;d<c;d++)if(b[d].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
+goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){let b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){let b=a;return function(){if(b){const c=b;b=null;c()}}};
+goog.functions.debounce=function(a,b,c){let d=0;return function(e){goog.global.clearTimeout(d);const f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){let d=0,e=!1,f=[];const g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(k){f=arguments;d?e=!0:h()}};
+goog.functions.rateLimit=function(a,b,c){let d=0;const e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.dom.HtmlElement=function(){};goog.dom.TagName=class{static cast(a,b){return a}constructor(){}toString(){}};goog.dom.TagName.A="A";goog.dom.TagName.ABBR="ABBR";goog.dom.TagName.ACRONYM="ACRONYM";goog.dom.TagName.ADDRESS="ADDRESS";goog.dom.TagName.APPLET="APPLET";goog.dom.TagName.AREA="AREA";goog.dom.TagName.ARTICLE="ARTICLE";goog.dom.TagName.ASIDE="ASIDE";goog.dom.TagName.AUDIO="AUDIO";goog.dom.TagName.B="B";goog.dom.TagName.BASE="BASE";goog.dom.TagName.BASEFONT="BASEFONT";goog.dom.TagName.BDI="BDI";goog.dom.TagName.BDO="BDO";
+goog.dom.TagName.BIG="BIG";goog.dom.TagName.BLOCKQUOTE="BLOCKQUOTE";goog.dom.TagName.BODY="BODY";goog.dom.TagName.BR="BR";goog.dom.TagName.BUTTON="BUTTON";goog.dom.TagName.CANVAS="CANVAS";goog.dom.TagName.CAPTION="CAPTION";goog.dom.TagName.CENTER="CENTER";goog.dom.TagName.CITE="CITE";goog.dom.TagName.CODE="CODE";goog.dom.TagName.COL="COL";goog.dom.TagName.COLGROUP="COLGROUP";goog.dom.TagName.COMMAND="COMMAND";goog.dom.TagName.DATA="DATA";goog.dom.TagName.DATALIST="DATALIST";goog.dom.TagName.DD="DD";
+goog.dom.TagName.DEL="DEL";goog.dom.TagName.DETAILS="DETAILS";goog.dom.TagName.DFN="DFN";goog.dom.TagName.DIALOG="DIALOG";goog.dom.TagName.DIR="DIR";goog.dom.TagName.DIV="DIV";goog.dom.TagName.DL="DL";goog.dom.TagName.DT="DT";goog.dom.TagName.EM="EM";goog.dom.TagName.EMBED="EMBED";goog.dom.TagName.FIELDSET="FIELDSET";goog.dom.TagName.FIGCAPTION="FIGCAPTION";goog.dom.TagName.FIGURE="FIGURE";goog.dom.TagName.FONT="FONT";goog.dom.TagName.FOOTER="FOOTER";goog.dom.TagName.FORM="FORM";
+goog.dom.TagName.FRAME="FRAME";goog.dom.TagName.FRAMESET="FRAMESET";goog.dom.TagName.H1="H1";goog.dom.TagName.H2="H2";goog.dom.TagName.H3="H3";goog.dom.TagName.H4="H4";goog.dom.TagName.H5="H5";goog.dom.TagName.H6="H6";goog.dom.TagName.HEAD="HEAD";goog.dom.TagName.HEADER="HEADER";goog.dom.TagName.HGROUP="HGROUP";goog.dom.TagName.HR="HR";goog.dom.TagName.HTML="HTML";goog.dom.TagName.I="I";goog.dom.TagName.IFRAME="IFRAME";goog.dom.TagName.IMG="IMG";goog.dom.TagName.INPUT="INPUT";
+goog.dom.TagName.INS="INS";goog.dom.TagName.ISINDEX="ISINDEX";goog.dom.TagName.KBD="KBD";goog.dom.TagName.KEYGEN="KEYGEN";goog.dom.TagName.LABEL="LABEL";goog.dom.TagName.LEGEND="LEGEND";goog.dom.TagName.LI="LI";goog.dom.TagName.LINK="LINK";goog.dom.TagName.MAIN="MAIN";goog.dom.TagName.MAP="MAP";goog.dom.TagName.MARK="MARK";goog.dom.TagName.MATH="MATH";goog.dom.TagName.MENU="MENU";goog.dom.TagName.MENUITEM="MENUITEM";goog.dom.TagName.META="META";goog.dom.TagName.METER="METER";
+goog.dom.TagName.NAV="NAV";goog.dom.TagName.NOFRAMES="NOFRAMES";goog.dom.TagName.NOSCRIPT="NOSCRIPT";goog.dom.TagName.OBJECT="OBJECT";goog.dom.TagName.OL="OL";goog.dom.TagName.OPTGROUP="OPTGROUP";goog.dom.TagName.OPTION="OPTION";goog.dom.TagName.OUTPUT="OUTPUT";goog.dom.TagName.P="P";goog.dom.TagName.PARAM="PARAM";goog.dom.TagName.PICTURE="PICTURE";goog.dom.TagName.PRE="PRE";goog.dom.TagName.PROGRESS="PROGRESS";goog.dom.TagName.Q="Q";goog.dom.TagName.RP="RP";goog.dom.TagName.RT="RT";
+goog.dom.TagName.RTC="RTC";goog.dom.TagName.RUBY="RUBY";goog.dom.TagName.S="S";goog.dom.TagName.SAMP="SAMP";goog.dom.TagName.SCRIPT="SCRIPT";goog.dom.TagName.SECTION="SECTION";goog.dom.TagName.SELECT="SELECT";goog.dom.TagName.SMALL="SMALL";goog.dom.TagName.SOURCE="SOURCE";goog.dom.TagName.SPAN="SPAN";goog.dom.TagName.STRIKE="STRIKE";goog.dom.TagName.STRONG="STRONG";goog.dom.TagName.STYLE="STYLE";goog.dom.TagName.SUB="SUB";goog.dom.TagName.SUMMARY="SUMMARY";goog.dom.TagName.SUP="SUP";
+goog.dom.TagName.SVG="SVG";goog.dom.TagName.TABLE="TABLE";goog.dom.TagName.TBODY="TBODY";goog.dom.TagName.TD="TD";goog.dom.TagName.TEMPLATE="TEMPLATE";goog.dom.TagName.TEXTAREA="TEXTAREA";goog.dom.TagName.TFOOT="TFOOT";goog.dom.TagName.TH="TH";goog.dom.TagName.THEAD="THEAD";goog.dom.TagName.TIME="TIME";goog.dom.TagName.TITLE="TITLE";goog.dom.TagName.TR="TR";goog.dom.TagName.TRACK="TRACK";goog.dom.TagName.TT="TT";goog.dom.TagName.U="U";goog.dom.TagName.UL="UL";goog.dom.TagName.VAR="VAR";
+goog.dom.TagName.VIDEO="VIDEO";goog.dom.TagName.WBR="WBR";goog.dom.tags={};goog.dom.tags.VOID_TAGS_={area:!0,base:!0,br:!0,col:!0,command:!0,embed:!0,hr:!0,img:!0,input:!0,keygen:!0,link:!0,meta:!0,param:!0,source:!0,track:!0,wbr:!0};goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.html={};goog.html.trustedtypes={};goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse=function(){if(!goog.TRUSTED_TYPES_POLICY_NAME)return null;void 0===goog.html.trustedtypes.cachedPolicy_&&(goog.html.trustedtypes.cachedPolicy_=goog.createTrustedTypesPolicy(goog.TRUSTED_TYPES_POLICY_NAME+"#html"));return goog.html.trustedtypes.cachedPolicy_};goog.string.TypedString=function(){};goog.string.Const=function(a,b){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a===goog.string.Const.GOOG_STRING_CONSTRUCTOR_TOKEN_PRIVATE_&&b||"";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
 goog.DEBUG&&(goog.string.Const.prototype.toString=function(){return"Const{"+this.stringConstValueWithSecurityContract__googStringSecurityPrivate_+"}"});goog.string.Const.unwrap=function(a){if(a instanceof goog.string.Const&&a.constructor===goog.string.Const&&a.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_===goog.string.Const.TYPE_MARKER_)return a.stringConstValueWithSecurityContract__googStringSecurityPrivate_;goog.asserts.fail("expected object of type Const, got '"+a+"'");return"type_error:Const"};
 goog.string.Const.from=function(a){return new goog.string.Const(goog.string.Const.GOOG_STRING_CONSTRUCTOR_TOKEN_PRIVATE_,a)};goog.string.Const.TYPE_MARKER_={};goog.string.Const.GOOG_STRING_CONSTRUCTOR_TOKEN_PRIVATE_={};goog.string.Const.EMPTY=goog.string.Const.from("");goog.html.SafeScript=function(){this.privateDoNotAccessOrElseSafeScriptWrappedValue_="";this.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeScript.prototype.implementsGoogStringTypedString=!0;goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeScript.fromConstant=function(a){a=goog.string.Const.unwrap(a);return 0===a.length?goog.html.SafeScript.EMPTY:goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(a)};
 goog.html.SafeScript.fromConstantAndArgs=function(a,b){for(var c=[],d=1;d<arguments.length;d++)c.push(goog.html.SafeScript.stringify_(arguments[d]));return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("("+goog.string.Const.unwrap(a)+")("+c.join(", ")+");")};goog.html.SafeScript.fromJson=function(a){return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(goog.html.SafeScript.stringify_(a))};goog.html.SafeScript.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeScriptWrappedValue_.toString()};
 goog.DEBUG&&(goog.html.SafeScript.prototype.toString=function(){return"SafeScript{"+this.privateDoNotAccessOrElseSafeScriptWrappedValue_+"}"});goog.html.SafeScript.unwrap=function(a){return goog.html.SafeScript.unwrapTrustedScript(a).toString()};
 goog.html.SafeScript.unwrapTrustedScript=function(a){if(a instanceof goog.html.SafeScript&&a.constructor===goog.html.SafeScript&&a.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeScriptWrappedValue_;goog.asserts.fail("expected object of type SafeScript, got '"+a+"' of type "+goog.typeOf(a));return"type_error:SafeScript"};
-goog.html.SafeScript.stringify_=function(a){return JSON.stringify(a).replace(/</g,"\\x3c")};goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeScript).initSecurityPrivateDoNotAccessOrElse_(a)};goog.html.SafeScript.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){var b=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();this.privateDoNotAccessOrElseSafeScriptWrappedValue_=b?b.createScript(a):a;return this};
+goog.html.SafeScript.stringify_=function(a){return JSON.stringify(a).replace(/</g,"\\x3c")};goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeScript).initSecurityPrivateDoNotAccessOrElse_(a)};goog.html.SafeScript.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){const b=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();this.privateDoNotAccessOrElseSafeScriptWrappedValue_=b?b.createScript(a):a;return this};
 goog.html.SafeScript.EMPTY=function(){return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("")}();goog.fs={};goog.fs.url={};goog.fs.url.createObjectUrl=function(a){return goog.fs.url.getUrlObject_().createObjectURL(a)};goog.fs.url.revokeObjectUrl=function(a){goog.fs.url.getUrlObject_().revokeObjectURL(a)};goog.fs.url.UrlObject_=function(){};goog.fs.url.UrlObject_.prototype.createObjectURL=function(a){};goog.fs.url.UrlObject_.prototype.revokeObjectURL=function(a){};
-goog.fs.url.getUrlObject_=function(){var a=goog.fs.url.findUrlObject_();if(null!=a)return a;throw Error("This browser doesn't seem to support blob URLs");};goog.fs.url.findUrlObject_=function(){return void 0!==goog.global.URL&&void 0!==goog.global.URL.createObjectURL?goog.global.URL:void 0!==goog.global.webkitURL&&void 0!==goog.global.webkitURL.createObjectURL?goog.global.webkitURL:void 0!==goog.global.createObjectURL?goog.global:null};
+goog.fs.url.getUrlObject_=function(){const a=goog.fs.url.findUrlObject_();if(null!=a)return a;throw Error("This browser doesn't seem to support blob URLs");};goog.fs.url.findUrlObject_=function(){return void 0!==goog.global.URL&&void 0!==goog.global.URL.createObjectURL?goog.global.URL:void 0!==goog.global.webkitURL&&void 0!==goog.global.webkitURL.createObjectURL?goog.global.webkitURL:void 0!==goog.global.createObjectURL?goog.global:null};
 goog.fs.url.browserSupportsObjectUrls=function(){return null!=goog.fs.url.findUrlObject_()};goog.fs.blob={};goog.fs.blob.getBlob=function(a){var b=goog.global.BlobBuilder||goog.global.WebKitBlobBuilder;if(void 0!==b){b=new b;for(var c=0;c<arguments.length;c++)b.append(arguments[c]);return b.getBlob()}return goog.fs.blob.getBlobWithProperties(goog.array.toArray(arguments))};
 goog.fs.blob.getBlobWithProperties=function(a,b,c){var d=goog.global.BlobBuilder||goog.global.WebKitBlobBuilder;if(void 0!==d){d=new d;for(var e=0;e<a.length;e++)d.append(a[e],c);return d.getBlob(b)}if(void 0!==goog.global.Blob)return d={},b&&(d.type=b),c&&(d.endings=c),new Blob(a,d);throw Error("This browser doesn't seem to support creating Blobs");};goog.i18n={};goog.i18n.bidi={};goog.i18n.bidi.FORCE_RTL=!1;
 goog.i18n.bidi.IS_RTL=goog.i18n.bidi.FORCE_RTL||("ar"==goog.LOCALE.substring(0,2).toLowerCase()||"fa"==goog.LOCALE.substring(0,2).toLowerCase()||"he"==goog.LOCALE.substring(0,2).toLowerCase()||"iw"==goog.LOCALE.substring(0,2).toLowerCase()||"ps"==goog.LOCALE.substring(0,2).toLowerCase()||"sd"==goog.LOCALE.substring(0,2).toLowerCase()||"ug"==goog.LOCALE.substring(0,2).toLowerCase()||"ur"==goog.LOCALE.substring(0,2).toLowerCase()||"yi"==goog.LOCALE.substring(0,2).toLowerCase())&&(2==goog.LOCALE.length||
@@ -462,12 +437,12 @@ goog.i18n.bidi.hasAnyLtr=function(a,b){return goog.i18n.bidi.ltrCharReg_.test(go
 goog.i18n.bidi.ltrDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.rtlChars_+"]*["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.ltrChars_+"]*["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.startsWithRtl=function(a,b){return goog.i18n.bidi.rtlDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlText=goog.i18n.bidi.startsWithRtl;
 goog.i18n.bidi.startsWithLtr=function(a,b){return goog.i18n.bidi.ltrDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrText=goog.i18n.bidi.startsWithLtr;goog.i18n.bidi.isRequiredLtrRe_=/^http:\/\/.*/;goog.i18n.bidi.isNeutralText=function(a,b){a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b);return goog.i18n.bidi.isRequiredLtrRe_.test(a)||!goog.i18n.bidi.hasAnyLtr(a)&&!goog.i18n.bidi.hasAnyRtl(a)};
 goog.i18n.bidi.ltrExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.ltrChars_+"][^"+goog.i18n.bidi.rtlChars_+"]*$");goog.i18n.bidi.rtlExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.rtlChars_+"][^"+goog.i18n.bidi.ltrChars_+"]*$");goog.i18n.bidi.endsWithLtr=function(a,b){return goog.i18n.bidi.ltrExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrExitText=goog.i18n.bidi.endsWithLtr;
-goog.i18n.bidi.endsWithRtl=function(a,b){return goog.i18n.bidi.rtlExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlExitText=goog.i18n.bidi.endsWithRtl;goog.i18n.bidi.rtlLocalesRe_=/^(ar|ckb|dv|he|iw|fa|nqo|ps|sd|ug|ur|yi|.*[-_](Adlm|Arab|Hebr|Nkoo|Rohg|Thaa))(?!.*[-_](Latn|Cyrl)($|-|_))($|-|_)/i;goog.i18n.bidi.isRtlLanguage=function(a){return goog.i18n.bidi.rtlLocalesRe_.test(a)};goog.i18n.bidi.bracketGuardTextRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(<.*?>+)/g;
+goog.i18n.bidi.endsWithRtl=function(a,b){return goog.i18n.bidi.rtlExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlExitText=goog.i18n.bidi.endsWithRtl;goog.i18n.bidi.rtlLocalesRe_=RegExp("^(ar|ckb|dv|he|iw|fa|nqo|ps|sd|ug|ur|yi|.*[-_](Adlm|Arab|Hebr|Nkoo|Rohg|Thaa))(?!.*[-_](Latn|Cyrl)($|-|_))($|-|_)","i");goog.i18n.bidi.isRtlLanguage=function(a){return goog.i18n.bidi.rtlLocalesRe_.test(a)};goog.i18n.bidi.bracketGuardTextRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(<.*?>+)/g;
 goog.i18n.bidi.guardBracketInText=function(a,b){b=(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?goog.i18n.bidi.Format.RLM:goog.i18n.bidi.Format.LRM;return a.replace(goog.i18n.bidi.bracketGuardTextRe_,b+"$&"+b)};goog.i18n.bidi.enforceRtlInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=rtl"):"\n<span dir=rtl>"+a+"</span>"};goog.i18n.bidi.enforceRtlInText=function(a){return goog.i18n.bidi.Format.RLE+a+goog.i18n.bidi.Format.PDF};
 goog.i18n.bidi.enforceLtrInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=ltr"):"\n<span dir=ltr>"+a+"</span>"};goog.i18n.bidi.enforceLtrInText=function(a){return goog.i18n.bidi.Format.LRE+a+goog.i18n.bidi.Format.PDF};goog.i18n.bidi.dimensionsRe_=/:\s*([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)/g;goog.i18n.bidi.leftRe_=/left/gi;goog.i18n.bidi.rightRe_=/right/gi;goog.i18n.bidi.tempRe_=/%%%%/g;
 goog.i18n.bidi.mirrorCSS=function(a){return a.replace(goog.i18n.bidi.dimensionsRe_,":$1 $4 $3 $2").replace(goog.i18n.bidi.leftRe_,"%%%%").replace(goog.i18n.bidi.rightRe_,goog.i18n.bidi.LEFT).replace(goog.i18n.bidi.tempRe_,goog.i18n.bidi.RIGHT)};goog.i18n.bidi.doubleQuoteSubstituteRe_=/([\u0591-\u05f2])"/g;goog.i18n.bidi.singleQuoteSubstituteRe_=/([\u0591-\u05f2])'/g;
 goog.i18n.bidi.normalizeHebrewQuote=function(a){return a.replace(goog.i18n.bidi.doubleQuoteSubstituteRe_,"$1\u05f4").replace(goog.i18n.bidi.singleQuoteSubstituteRe_,"$1\u05f3")};goog.i18n.bidi.wordSeparatorRe_=/\s+/;goog.i18n.bidi.hasNumeralsRe_=/[\d\u06f0-\u06f9]/;goog.i18n.bidi.rtlDetectionThreshold_=.4;
-goog.i18n.bidi.estimateDirection=function(a,b){var c=0,d=0,e=!1;a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_);for(b=0;b<a.length;b++){var f=a[b];goog.i18n.bidi.startsWithRtl(f)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(f)?e=!0:goog.i18n.bidi.hasAnyLtr(f)?d++:goog.i18n.bidi.hasNumeralsRe_.test(f)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
+goog.i18n.bidi.estimateDirection=function(a,b){let c=0,d=0,e=!1;a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_);for(b=0;b<a.length;b++){const f=a[b];goog.i18n.bidi.startsWithRtl(f)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(f)?e=!0:goog.i18n.bidi.hasAnyLtr(f)?d++:goog.i18n.bidi.hasNumeralsRe_.test(f)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
 goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estimateDirection(a,b)==goog.i18n.bidi.Dir.RTL};goog.i18n.bidi.setElementDirAndAlign=function(a,b){a&&(b=goog.i18n.bidi.toDir(b))&&(a.style.textAlign=b==goog.i18n.bidi.Dir.RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT,a.dir=b==goog.i18n.bidi.Dir.RTL?"rtl":"ltr")};
 goog.i18n.bidi.setElementDirByTextDirectionality=function(a,b){switch(goog.i18n.bidi.estimateDirection(b)){case goog.i18n.bidi.Dir.LTR:"ltr"!==a.dir&&(a.dir="ltr");break;case goog.i18n.bidi.Dir.RTL:"rtl"!==a.dir&&(a.dir="rtl");break;default:a.removeAttribute("dir")}};goog.i18n.bidi.DirectionalString=function(){};goog.html.TrustedResourceUrl=function(a,b){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_=a===goog.html.TrustedResourceUrl.CONSTRUCTOR_TOKEN_PRIVATE_&&b||"";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_.toString()};
 goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};
@@ -475,18 +450,18 @@ goog.html.TrustedResourceUrl.prototype.cloneWithParams=function(a,b){var c=goog.
 goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});goog.html.TrustedResourceUrl.unwrap=function(a){return goog.html.TrustedResourceUrl.unwrapTrustedScriptURL(a).toString()};
 goog.html.TrustedResourceUrl.unwrapTrustedScriptURL=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"' of type "+goog.typeOf(a));return"type_error:TrustedResourceUrl"};
 goog.html.TrustedResourceUrl.format=function(a,b){var c=goog.string.Const.unwrap(a);if(!goog.html.TrustedResourceUrl.BASE_URL_.test(c))throw Error("Invalid TrustedResourceUrl format: "+c);a=c.replace(goog.html.TrustedResourceUrl.FORMAT_MARKER_,function(d,e){if(!Object.prototype.hasOwnProperty.call(b,e))throw Error('Found marker, "'+e+'", in format string, "'+c+'", but no valid label mapping found in args: '+JSON.stringify(b));d=b[e];return d instanceof goog.string.Const?goog.string.Const.unwrap(d):
-encodeURIComponent(String(d))});return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.TrustedResourceUrl.FORMAT_MARKER_=/%{(\w+)}/g;goog.html.TrustedResourceUrl.BASE_URL_=/^((https:)?\/\/[0-9a-z.:[\]-]+\/|\/[^/\\]|[^:/\\%]+\/|[^:/\\%]*[?#]|about:blank#)/i;goog.html.TrustedResourceUrl.URL_PARAM_PARSER_=/^([^?#]*)(\?[^#]*)?(#[\s\S]*)?/;
+encodeURIComponent(String(d))});return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.TrustedResourceUrl.FORMAT_MARKER_=/%{(\w+)}/g;goog.html.TrustedResourceUrl.BASE_URL_=RegExp("^((https:)?//[0-9a-z.:[\\]-]+/|/[^/\\\\]|[^:/\\\\%]+/|[^:/\\\\%]*[?#]|about:blank#)","i");goog.html.TrustedResourceUrl.URL_PARAM_PARSER_=/^([^?#]*)(\?[^#]*)?(#[\s\S]*)?/;
 goog.html.TrustedResourceUrl.formatWithParams=function(a,b,c,d){return goog.html.TrustedResourceUrl.format(a,b).cloneWithParams(c,d)};goog.html.TrustedResourceUrl.fromConstant=function(a){return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};goog.html.TrustedResourceUrl.fromConstants=function(a){for(var b="",c=0;c<a.length;c++)b+=goog.string.Const.unwrap(a[c]);return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(b)};
 goog.html.TrustedResourceUrl.fromSafeScript=function(a){a=goog.fs.blob.getBlobWithProperties([goog.html.SafeScript.unwrap(a)],"text/javascript");a=goog.fs.url.createObjectUrl(a);return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
-goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();a=b?b.createScriptURL(a):a;return new goog.html.TrustedResourceUrl(goog.html.TrustedResourceUrl.CONSTRUCTOR_TOKEN_PRIVATE_,a)};
-goog.html.TrustedResourceUrl.stringifyParams_=function(a,b,c){if(null==c)return b;if("string"===typeof c)return c?a+encodeURIComponent(c):"";for(var d in c)if(Object.prototype.hasOwnProperty.call(c,d)){var e=c[d];e=Array.isArray(e)?e:[e];for(var f=0;f<e.length;f++){var g=e[f];null!=g&&(b||(b=a),b+=(b.length>a.length?"&":"")+encodeURIComponent(d)+"="+encodeURIComponent(String(g)))}}return b};goog.html.TrustedResourceUrl.CONSTRUCTOR_TOKEN_PRIVATE_={};goog.html.SafeUrl=function(a,b){this.privateDoNotAccessOrElseSafeUrlWrappedValue_=a===goog.html.SafeUrl.CONSTRUCTOR_TOKEN_PRIVATE_&&b||"";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeUrlWrappedValue_.toString()};
+goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){const b=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();a=b?b.createScriptURL(a):a;return new goog.html.TrustedResourceUrl(goog.html.TrustedResourceUrl.CONSTRUCTOR_TOKEN_PRIVATE_,a)};
+goog.html.TrustedResourceUrl.stringifyParams_=function(a,b,c){if(null==c)return b;if("string"===typeof c)return c?a+encodeURIComponent(c):"";for(var d in c)if(Object.prototype.hasOwnProperty.call(c,d)){var e=c[d];e=Array.isArray(e)?e:[e];for(var f=0;f<e.length;f++){var g=e[f];null!=g&&(b||=a,b+=(b.length>a.length?"&":"")+encodeURIComponent(d)+"="+encodeURIComponent(String(g)))}}return b};goog.html.TrustedResourceUrl.CONSTRUCTOR_TOKEN_PRIVATE_={};goog.html.SafeUrl=function(a,b){this.privateDoNotAccessOrElseSafeUrlWrappedValue_=a===goog.html.SafeUrl.CONSTRUCTOR_TOKEN_PRIVATE_&&b||"";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeUrlWrappedValue_.toString()};
 goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeUrlWrappedValue_+"}"});
 goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeUrlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"' of type "+goog.typeOf(a));return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
-goog.html.SAFE_MIME_TYPE_PATTERN_=/^(?:audio\/(?:3gpp2|3gpp|aac|L16|midi|mp3|mp4|mpeg|oga|ogg|opus|x-m4a|x-matroska|x-wav|wav|webm)|font\/\w+|image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp|x-icon)|text\/csv|video\/(?:mpeg|mp4|ogg|webm|quicktime|x-matroska))(?:;\w+=(?:\w+|"[\w;,= ]+"))*$/i;goog.html.SafeUrl.isSafeMimeType=function(a){return goog.html.SAFE_MIME_TYPE_PATTERN_.test(a)};
+goog.html.SAFE_MIME_TYPE_PATTERN_=RegExp('^(?:audio/(?:3gpp2|3gpp|aac|L16|midi|mp3|mp4|mpeg|oga|ogg|opus|x-m4a|x-matroska|x-wav|wav|webm)|font/\\w+|image/(?:bmp|gif|jpeg|jpg|png|tiff|webp|x-icon)|text/csv|video/(?:mpeg|mp4|ogg|webm|quicktime|x-matroska))(?:;\\w+=(?:\\w+|"[\\w;,= ]+"))*$',"i");goog.html.SafeUrl.isSafeMimeType=function(a){return goog.html.SAFE_MIME_TYPE_PATTERN_.test(a)};
 goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SafeUrl.isSafeMimeType(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.revokeObjectUrl=function(a){a=a.getTypedStringValue();a!==goog.html.SafeUrl.INNOCUOUS_STRING&&goog.fs.url.revokeObjectUrl(a)};
 goog.html.SafeUrl.fromMediaSource=function(a){goog.asserts.assert("MediaSource"in goog.global,"No support for MediaSource");a=a instanceof MediaSource?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.DATA_URL_PATTERN_=/^data:(.*);base64,[a-z0-9+\/]+=*$/i;
 goog.html.SafeUrl.tryFromDataUrl=function(a){a=String(a);a=a.replace(/(%0A|%0D)/g,"");var b=a.match(goog.html.DATA_URL_PATTERN_);return b&&goog.html.SafeUrl.isSafeMimeType(b[1])?goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a):null};goog.html.SafeUrl.fromDataUrl=function(a){return goog.html.SafeUrl.tryFromDataUrl(a)||goog.html.SafeUrl.INNOCUOUS_URL};
-goog.html.SafeUrl.fromTelUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"tel:")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SIP_URL_PATTERN_=/^sip[s]?:[+a-z0-9_.!$%&'*\/=^`{|}~-]+@([a-z0-9-]+\.)+[a-z0-9]{2,63}$/i;goog.html.SafeUrl.fromSipUrl=function(a){goog.html.SIP_URL_PATTERN_.test(decodeURIComponent(a))||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.SafeUrl.fromTelUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"tel:")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SIP_URL_PATTERN_=RegExp("^sip[s]?:[+a-z0-9_.!$%&'*\\/=^`{|}~-]+@([a-z0-9-]+\\.)+[a-z0-9]{2,63}$","i");goog.html.SafeUrl.fromSipUrl=function(a){goog.html.SIP_URL_PATTERN_.test(decodeURIComponent(a))||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
 goog.html.SafeUrl.fromFacebookMessengerUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"fb-messenger://share")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.fromWhatsAppUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"whatsapp://send")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
 goog.html.SafeUrl.fromSmsUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"sms:")&&goog.html.SafeUrl.isSmsUrlBodyValid_(a)||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.isSmsUrlBodyValid_=function(a){var b=a.indexOf("#");0<b&&(a=a.substring(0,b));b=a.match(/[?&]body=/gi);if(!b)return!0;if(1<b.length)return!1;a=a.match(/[?&]body=([^&]*)/)[1];if(!a)return!0;try{decodeURIComponent(a)}catch(c){return!1}return/^(?:[a-z0-9\-_.~]|%[0-9a-f]{2})+$/i.test(a)};
 goog.html.SafeUrl.fromSshUrl=function(a){goog.string.internal.caseInsensitiveStartsWith(a,"ssh://")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.sanitizeChromeExtensionUrl=function(a,b){return goog.html.SafeUrl.sanitizeExtensionUrl_(/^chrome-extension:\/\/([^\/]+)\//,a,b)};
@@ -506,7 +481,7 @@ goog.html.SafeStyle.sanitizePropertyValue_=function(a){if(a instanceof goog.html
 goog.html.SafeStyle.sanitizePropertyValueString_=function(a){var b=a.replace(goog.html.SafeStyle.FUNCTIONS_RE_,"$1").replace(goog.html.SafeStyle.FUNCTIONS_RE_,"$1").replace(goog.html.SafeStyle.URL_RE_,"url");if(goog.html.SafeStyle.VALUE_RE_.test(b)){if(goog.html.SafeStyle.COMMENT_RE_.test(a))return goog.asserts.fail("String value disallows comments, got: "+a),goog.html.SafeStyle.INNOCUOUS_STRING;if(!goog.html.SafeStyle.hasBalancedQuotes_(a))return goog.asserts.fail("String value requires balanced quotes, got: "+
 a),goog.html.SafeStyle.INNOCUOUS_STRING;if(!goog.html.SafeStyle.hasBalancedSquareBrackets_(a))return goog.asserts.fail("String value requires balanced square brackets and one identifier per pair of brackets, got: "+a),goog.html.SafeStyle.INNOCUOUS_STRING}else return goog.asserts.fail("String value allows only "+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+" and simple functions, got: "+a),goog.html.SafeStyle.INNOCUOUS_STRING;return goog.html.SafeStyle.sanitizeUrl_(a)};
 goog.html.SafeStyle.hasBalancedQuotes_=function(a){for(var b=!0,c=!0,d=0;d<a.length;d++){var e=a.charAt(d);"'"==e&&c?b=!b:'"'==e&&b&&(c=!c)}return b&&c};goog.html.SafeStyle.hasBalancedSquareBrackets_=function(a){for(var b=!0,c=/^[-_a-zA-Z0-9]$/,d=0;d<a.length;d++){var e=a.charAt(d);if("]"==e){if(b)return!1;b=!0}else if("["==e){if(!b)return!1;b=!1}else if(!b&&!c.test(e))return!1}return b};goog.html.SafeStyle.VALUE_ALLOWED_CHARS_="[-,.\"'%_!# a-zA-Z0-9\\[\\]]";
-goog.html.SafeStyle.VALUE_RE_=new RegExp("^"+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+"+$");goog.html.SafeStyle.URL_RE_=/\b(url\([ \t\n]*)('[ -&(-\[\]-~]*'|"[ !#-\[\]-~]*"|[!#-&*-\[\]-~]*)([ \t\n]*\))/g;goog.html.SafeStyle.ALLOWED_FUNCTIONS_="calc cubic-bezier fit-content hsl hsla linear-gradient matrix minmax repeat rgb rgba (rotate|scale|translate)(X|Y|Z|3d)?".split(" ");
+goog.html.SafeStyle.VALUE_RE_=new RegExp("^"+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+"+$");goog.html.SafeStyle.URL_RE_=RegExp("\\b(url\\([ \t\n]*)('[ -&(-\\[\\]-~]*'|\"[ !#-\\[\\]-~]*\"|[!#-&*-\\[\\]-~]*)([ \t\n]*\\))","g");goog.html.SafeStyle.ALLOWED_FUNCTIONS_="calc cubic-bezier fit-content hsl hsla linear-gradient matrix minmax repeat rgb rgba (rotate|scale|translate)(X|Y|Z|3d)?".split(" ");
 goog.html.SafeStyle.FUNCTIONS_RE_=new RegExp("\\b("+goog.html.SafeStyle.ALLOWED_FUNCTIONS_.join("|")+")\\([-+*/0-9a-z.%\\[\\], ]+\\)","g");goog.html.SafeStyle.COMMENT_RE_=/\/\*/;goog.html.SafeStyle.sanitizeUrl_=function(a){return a.replace(goog.html.SafeStyle.URL_RE_,function(b,c,d,e){var f="";d=d.replace(/^(['"])(.*)\1$/,function(g,h,k){f=h;return k});b=goog.html.SafeUrl.sanitize(d).getTypedStringValue();return c+f+b+f+e})};
 goog.html.SafeStyle.concat=function(a){var b="",c=function(d){Array.isArray(d)?goog.array.forEach(d,c):b+=goog.html.SafeStyle.unwrap(d)};goog.array.forEach(arguments,c);return b?goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b):goog.html.SafeStyle.EMPTY};goog.html.SafeStyleSheet=function(){this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_="";this.SAFE_STYLE_SHEET_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyleSheet.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
 goog.html.SafeStyleSheet.createRule=function(a,b){if(goog.string.internal.contains(a,"<"))throw Error("Selector does not allow '<', got: "+a);var c=a.replace(/('|")((?!\1)[^\r\n\f\\]|\\[\s\S])*\1/g,"");if(!/^[-_a-zA-Z0-9#.:* ,>+~[\]()=^$|]+$/.test(c))throw Error("Selector allows only [-_a-zA-Z0-9#.:* ,>+~[\\]()=^$|] and strings, got: "+a);if(!goog.html.SafeStyleSheet.hasBalancedBrackets_(c))throw Error("() and [] in selector must be balanced, got: "+a);b instanceof goog.html.SafeStyle||(b=goog.html.SafeStyle.create(b));
@@ -522,7 +497,7 @@ goog.html.SafeHtml.htmlEscape=function(a){if(a instanceof goog.html.SafeHtml)ret
 goog.html.SafeHtml.htmlEscapePreservingNewlines=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.internal.newLineToBr(goog.html.SafeHtml.unwrap(a)),a.getDirection())};
 goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.internal.whitespaceEscape(goog.html.SafeHtml.unwrap(a)),a.getDirection())};goog.html.SafeHtml.from=goog.html.SafeHtml.htmlEscape;
 goog.html.SafeHtml.comment=function(a){return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("\x3c!--"+goog.string.internal.htmlEscape(a)+"--\x3e",null)};goog.html.SafeHtml.VALID_NAMES_IN_TAG_=/^[a-zA-Z0-9-]+$/;goog.html.SafeHtml.URL_ATTRIBUTES_={action:!0,cite:!0,data:!0,formaction:!0,href:!0,manifest:!0,poster:!0,src:!0};
-goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_=goog.object.createSet(goog.dom.TagName.APPLET,goog.dom.TagName.BASE,goog.dom.TagName.EMBED,goog.dom.TagName.IFRAME,goog.dom.TagName.LINK,goog.dom.TagName.MATH,goog.dom.TagName.META,goog.dom.TagName.OBJECT,goog.dom.TagName.SCRIPT,goog.dom.TagName.STYLE,goog.dom.TagName.SVG,goog.dom.TagName.TEMPLATE);
+goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_={[goog.dom.TagName.APPLET]:!0,[goog.dom.TagName.BASE]:!0,[goog.dom.TagName.EMBED]:!0,[goog.dom.TagName.IFRAME]:!0,[goog.dom.TagName.LINK]:!0,[goog.dom.TagName.MATH]:!0,[goog.dom.TagName.META]:!0,[goog.dom.TagName.OBJECT]:!0,[goog.dom.TagName.SCRIPT]:!0,[goog.dom.TagName.STYLE]:!0,[goog.dom.TagName.SVG]:!0,[goog.dom.TagName.TEMPLATE]:!0};
 goog.html.SafeHtml.create=function(a,b,c){goog.html.SafeHtml.verifyTagName(String(a));return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse(String(a),b,c)};
 goog.html.SafeHtml.verifyTagName=function(a){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(a))throw Error(goog.html.SafeHtml.ENABLE_ERROR_MESSAGES?"Invalid tag name <"+a+">.":"");if(a.toUpperCase()in goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_)throw Error(goog.html.SafeHtml.ENABLE_ERROR_MESSAGES?"Tag name <"+a+"> is not allowed for SafeHtml.":"");};
 goog.html.SafeHtml.createIframe=function(a,b,c,d){a&&goog.html.TrustedResourceUrl.unwrap(a);var e={};e.src=a||null;e.srcdoc=b&&goog.html.SafeHtml.unwrap(b);a=goog.html.SafeHtml.combineAttributes(e,{sandbox:""},c);return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse("iframe",a,d)};
@@ -537,7 +512,7 @@ goog.asserts.assert("string"===typeof c||"number"===typeof c,"String or number v
 goog.html.SafeHtml.createWithDir=function(a,b,c,d){b=goog.html.SafeHtml.create(b,c,d);b.dir_=a;return b};
 goog.html.SafeHtml.join=function(a,b){a=goog.html.SafeHtml.htmlEscape(a);var c=a.getDirection(),d=[],e=function(f){Array.isArray(f)?goog.array.forEach(f,e):(f=goog.html.SafeHtml.htmlEscape(f),d.push(goog.html.SafeHtml.unwrap(f)),f=f.getDirection(),c==goog.i18n.bidi.Dir.NEUTRAL?c=f:f!=goog.i18n.bidi.Dir.NEUTRAL&&c!=f&&(c=null))};goog.array.forEach(b,e);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(d.join(goog.html.SafeHtml.unwrap(a)),c)};
 goog.html.SafeHtml.concat=function(a){return goog.html.SafeHtml.join(goog.html.SafeHtml.EMPTY,Array.prototype.slice.call(arguments))};goog.html.SafeHtml.concatWithDir=function(a,b){var c=goog.html.SafeHtml.concat(goog.array.slice(arguments,1));c.dir_=a;return c};goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse=function(a,b){return(new goog.html.SafeHtml).initSecurityPrivateDoNotAccessOrElse_(a,b)};
-goog.html.SafeHtml.createSafeHtmlFromTrustedHtmlSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeHtml).initSecurityFromTrustedHtmlPrivateDoNotAccessOrElse_(a,goog.i18n.bidi.Dir.NEUTRAL)};goog.html.SafeHtml.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a,b){var c=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();this.privateDoNotAccessOrElseSafeHtmlWrappedValue_=c?c.createHTML(a):a;this.dir_=b;return this};
+goog.html.SafeHtml.createSafeHtmlFromTrustedHtmlSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeHtml).initSecurityFromTrustedHtmlPrivateDoNotAccessOrElse_(a,goog.i18n.bidi.Dir.NEUTRAL)};goog.html.SafeHtml.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a,b){const c=goog.html.trustedtypes.getPolicyPrivateDoNotAccessOrElse();this.privateDoNotAccessOrElseSafeHtmlWrappedValue_=c?c.createHTML(a):a;this.dir_=b;return this};
 goog.html.SafeHtml.prototype.initSecurityFromTrustedHtmlPrivateDoNotAccessOrElse_=function(a,b){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;this.dir_=b;return this};
 goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse=function(a,b,c){var d=null;var e="<"+a+goog.html.SafeHtml.stringifyAttributes(a,b);null==c?c=[]:Array.isArray(c)||(c=[c]);goog.dom.tags.isVoidTag(a.toLowerCase())?(goog.asserts.assert(!c.length,"Void tag <"+a+"> does not allow content."),e+=">"):(d=goog.html.SafeHtml.concat(c),e+=">"+goog.html.SafeHtml.unwrap(d)+"</"+a+">",d=d.getDirection());(a=b&&b.dir)&&(d=/^(ltr|rtl|auto)$/i.test(a)?goog.i18n.bidi.Dir.NEUTRAL:null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e,
 d)};goog.html.SafeHtml.stringifyAttributes=function(a,b){var c="";if(b)for(var d in b)if(Object.prototype.hasOwnProperty.call(b,d)){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(d))throw Error(goog.html.SafeHtml.ENABLE_ERROR_MESSAGES?'Invalid attribute name "'+d+'".':"");var e=b[d];null!=e&&(c+=" "+goog.html.SafeHtml.getAttrNameAndValue_(a,d,e))}return c};
@@ -576,7 +551,7 @@ goog.string.unescapeEntitiesWithDocument=function(a,b){return goog.string.contai
 goog.string.unescapeEntitiesUsingDom_=function(a,b){var c={"&amp;":"&","&lt;":"<","&gt;":">","&quot;":'"'};var d=b?b.createElement("div"):goog.global.document.createElement("div");return a.replace(goog.string.HTML_ENTITY_PATTERN_,function(e,f){var g=c[e];if(g)return g;"#"==f.charAt(0)&&(f=Number("0"+f.substr(1)),isNaN(f)||(g=String.fromCharCode(f)));g||(goog.dom.safe.setInnerHtml(d,goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract(goog.string.Const.from("Single HTML entity."),
 e+" ")),g=d.firstChild.nodeValue.slice(0,-1));return c[e]=g})};goog.string.unescapePureXmlEntities_=function(a){return a.replace(/&([^;]+);/g,function(b,c){switch(c){case "amp":return"&";case "lt":return"<";case "gt":return">";case "quot":return'"';default:return"#"!=c.charAt(0)||(c=Number("0"+c.substr(1)),isNaN(c))?b:String.fromCharCode(c)}})};goog.string.HTML_ENTITY_PATTERN_=/&([^;\s<&]+);?/g;goog.string.whitespaceEscape=function(a,b){return goog.string.newLineToBr(a.replace(/  /g," &#160;"),b)};
 goog.string.preserveSpaces=function(a){return a.replace(/(^|[\n ]) /g,"$1"+goog.string.Unicode.NBSP)};goog.string.stripQuotes=function(a,b){for(var c=b.length,d=0;d<c;d++){var e=1==c?b:b.charAt(d);if(a.charAt(0)==e&&a.charAt(a.length-1)==e)return a.substring(1,a.length-1)}return a};goog.string.truncate=function(a,b,c){c&&(a=goog.string.unescapeEntities(a));a.length>b&&(a=a.substring(0,b-3)+"...");c&&(a=goog.string.htmlEscape(a));return a};
-goog.string.truncateMiddle=function(a,b,c,d){c&&(a=goog.string.unescapeEntities(a));if(d&&a.length>b){d>b&&(d=b);var e=a.length-d;a=a.substring(0,b-d)+"..."+a.substring(e)}else a.length>b&&(d=Math.floor(b/2),e=a.length-d,a=a.substring(0,d+b%2)+"..."+a.substring(e));c&&(a=goog.string.htmlEscape(a));return a};goog.string.specialEscapeChars_={"\x00":"\\0","\b":"\\b","\f":"\\f","\n":"\\n","\r":"\\r","\t":"\\t","\x0B":"\\x0B",'"':'\\"',"\\":"\\\\","<":"\\u003C"};goog.string.jsEscapeCache_={"'":"\\'"};
+goog.string.truncateMiddle=function(a,b,c,d){c&&(a=goog.string.unescapeEntities(a));if(d&&a.length>b){d>b&&(d=b);var e=a.length-d;a=a.substring(0,b-d)+"..."+a.substring(e)}else a.length>b&&(d=Math.floor(b/2),e=a.length-d,a=a.substring(0,d+b%2)+"..."+a.substring(e));c&&(a=goog.string.htmlEscape(a));return a};goog.string.specialEscapeChars_={"\x00":"\\0","\b":"\\b","\f":"\\f","\n":"\\n","\r":"\\r","\t":"\\t","\v":"\\x0B",'"':'\\"',"\\":"\\\\","<":"\\u003C"};goog.string.jsEscapeCache_={"'":"\\'"};
 goog.string.quote=function(a){a=String(a);for(var b=['"'],c=0;c<a.length;c++){var d=a.charAt(c),e=d.charCodeAt(0);b[c+1]=goog.string.specialEscapeChars_[d]||(31<e&&127>e?d:goog.string.escapeChar(d))}b.push('"');return b.join("")};goog.string.escapeString=function(a){for(var b=[],c=0;c<a.length;c++)b[c]=goog.string.escapeChar(a.charAt(c));return b.join("")};
 goog.string.escapeChar=function(a){if(a in goog.string.jsEscapeCache_)return goog.string.jsEscapeCache_[a];if(a in goog.string.specialEscapeChars_)return goog.string.jsEscapeCache_[a]=goog.string.specialEscapeChars_[a];var b=a.charCodeAt(0);if(31<b&&127>b)var c=a;else{if(256>b){if(c="\\x",16>b||256<b)c+="0"}else c="\\u",4096>b&&(c+="0");c+=b.toString(16).toUpperCase()}return goog.string.jsEscapeCache_[a]=c};goog.string.contains=goog.string.internal.contains;goog.string.caseInsensitiveContains=goog.string.internal.caseInsensitiveContains;
 goog.string.countOf=function(a,b){return a&&b?a.split(b).length-1:0};goog.string.removeAt=function(a,b,c){var d=a;0<=b&&b<a.length&&0<c&&(d=a.substr(0,b)+a.substr(b+c,a.length-b-c));return d};goog.string.remove=function(a,b){return a.replace(b,"")};goog.string.removeAll=function(a,b){b=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(b,"")};goog.string.replaceAll=function(a,b,c){b=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(b,c.replace(/\$/g,"$$$$"))};
@@ -612,7 +587,7 @@ goog.math.Coordinate.prototype.translate=function(a,b){a instanceof goog.math.Co
 goog.math.Coordinate.prototype.rotateDegrees=function(a,b){this.rotateRadians(goog.math.toRadians(a),b)};goog.math.Size=function(a,b){this.width=a;this.height=b};goog.math.Size.equals=function(a,b){return a==b?!0:a&&b?a.width==b.width&&a.height==b.height:!1};goog.math.Size.prototype.clone=function(){return new goog.math.Size(this.width,this.height)};goog.DEBUG&&(goog.math.Size.prototype.toString=function(){return"("+this.width+" x "+this.height+")"});goog.math.Size.prototype.getLongest=function(){return Math.max(this.width,this.height)};
 goog.math.Size.prototype.getShortest=function(){return Math.min(this.width,this.height)};goog.math.Size.prototype.area=function(){return this.width*this.height};goog.math.Size.prototype.perimeter=function(){return 2*(this.width+this.height)};goog.math.Size.prototype.aspectRatio=function(){return this.width/this.height};goog.math.Size.prototype.isEmpty=function(){return!this.area()};goog.math.Size.prototype.ceil=function(){this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};
 goog.math.Size.prototype.fitsInside=function(a){return this.width<=a.width&&this.height<=a.height};goog.math.Size.prototype.floor=function(){this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};goog.math.Size.prototype.round=function(){this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Size.prototype.scale=function(a,b){this.width*=a;this.height*="number"===typeof b?b:a;return this};
-goog.math.Size.prototype.scaleToCover=function(a){a=this.aspectRatio()<=a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
+goog.math.Size.prototype.scaleToCover=function(a){a=this.aspectRatio()<=a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.dom.Appendable={};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
 goog.dom.getElementHelper_=function(a,b){return"string"===typeof b?a.getElementById(b):b};goog.dom.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(document,a)};goog.dom.getRequiredElementHelper_=function(a,b){goog.asserts.assertString(b);a=goog.dom.getElementHelper_(a,b);return a=goog.asserts.assertElement(a,"No element found with id: "+b)};goog.dom.$=goog.dom.getElement;goog.dom.getElementsByTagName=function(a,b){return(b||document).getElementsByTagName(String(a))};
 goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementByTagNameAndClass=function(a,b,c){return goog.dom.getElementByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};
 goog.dom.getElementByClass=function(a,b){var c=b||document;return(c.getElementsByClassName?c.getElementsByClassName(a)[0]:goog.dom.getElementByTagNameAndClass_(document,"*",a,b))||null};goog.dom.getRequiredElementByClass=function(a,b){b=goog.dom.getElementByClass(a,b);return goog.asserts.assert(b,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
@@ -629,7 +604,7 @@ goog.dom.append_(a,c,b,2);return c};goog.dom.append_=function(a,b,c,d){function
 goog.dom.createElement_=function(a,b){b=String(b);"application/xhtml+xml"===a.contentType&&(b=b.toLowerCase());return a.createElement(b)};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};
 goog.dom.createTable_=function(a,b,c,d){for(var e=goog.dom.createElement_(a,goog.dom.TagName.TABLE),f=e.appendChild(goog.dom.createElement_(a,goog.dom.TagName.TBODY)),g=0;g<b;g++){for(var h=goog.dom.createElement_(a,goog.dom.TagName.TR),k=0;k<c;k++){var l=goog.dom.createElement_(a,goog.dom.TagName.TD);d&&goog.dom.setTextContent(l,goog.string.Unicode.NBSP);h.appendChild(l)}f.appendChild(h)}return e};
 goog.dom.constHtmlToNode=function(a){var b=goog.array.map(arguments,goog.string.Const.unwrap);b=goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract(goog.string.Const.from("Constant HTML string, that gets turned into a Node later, so it will be automatically balanced."),b.join(""));return goog.dom.safeHtmlToNode(b)};goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};
-goog.dom.safeHtmlToNode_=function(a,b){var c=goog.dom.createElement_(a,goog.dom.TagName.DIV);goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.BR,b)),c.removeChild(goog.asserts.assert(c.firstChild))):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};
+goog.dom.safeHtmlToNode_=function(a,b){var c=goog.dom.createElement_(a,goog.dom.TagName.DIV);goog.userAgent.IE?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.BR,b)),c.removeChild(goog.asserts.assert(c.firstChild))):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};
 goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(goog.asserts.assert(b.firstChild));for(a=a.createDocumentFragment();b.firstChild;)a.appendChild(b.firstChild);return a};goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};
 goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case String(goog.dom.TagName.APPLET):case String(goog.dom.TagName.AREA):case String(goog.dom.TagName.BASE):case String(goog.dom.TagName.BR):case String(goog.dom.TagName.COL):case String(goog.dom.TagName.COMMAND):case String(goog.dom.TagName.EMBED):case String(goog.dom.TagName.FRAME):case String(goog.dom.TagName.HR):case String(goog.dom.TagName.IMG):case String(goog.dom.TagName.INPUT):case String(goog.dom.TagName.IFRAME):case String(goog.dom.TagName.ISINDEX):case String(goog.dom.TagName.KEYGEN):case String(goog.dom.TagName.LINK):case String(goog.dom.TagName.NOFRAMES):case String(goog.dom.TagName.NOSCRIPT):case String(goog.dom.TagName.META):case String(goog.dom.TagName.OBJECT):case String(goog.dom.TagName.PARAM):case String(goog.dom.TagName.SCRIPT):case String(goog.dom.TagName.SOURCE):case String(goog.dom.TagName.STYLE):case String(goog.dom.TagName.TRACK):case String(goog.dom.TagName.WBR):return!1}return!0};
 goog.dom.appendChild=function(a,b){goog.asserts.assert(null!=a&&null!=b,"goog.dom.appendChild expects non-null arguments");a.appendChild(b)};goog.dom.append=function(a,b){goog.dom.append_(goog.dom.getOwnerDocument(a),a,arguments,1)};goog.dom.removeChildren=function(a){for(var b;b=a.firstChild;)a.removeChild(b)};goog.dom.insertSiblingBefore=function(a,b){goog.asserts.assert(null!=a&&null!=b,"goog.dom.insertSiblingBefore expects non-null arguments");b.parentNode&&b.parentNode.insertBefore(a,b)};
@@ -690,16 +665,14 @@ this.width_+Blockly.BlockSvg.SEP_SPACE_X+Blockly.Scrollbar.scrollbarThickness&&(
 Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.bubbleGroup_.setAttribute("transform","translate("+a+","+(this.relativeTop_+this.anchorXY_.y)+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
 Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORDER_WIDTH;a=Math.max(a,c+45);b=Math.max(b,c+20);this.width_=a;this.height_=b;this.bubbleBack_.setAttribute("width",a);this.bubbleBack_.setAttribute("height",b);this.resizeGroup_&&(this.workspace_.RTL?this.resizeGroup_.setAttribute("transform","translate("+2*Blockly.Bubble.BORDER_WIDTH+","+(b-c)+") scale(-1 1)"):this.resizeGroup_.setAttribute("transform","translate("+(a-c)+","+(b-c)+")"));this.rendered_&&(this.autoLayout_&&
 this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());this.resizeCallback_&&this.resizeCallback_()};
-Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),m=this.getBubbleSize();h=(m.width+m.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,m.width,m.height)/2;m=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
-m*d;e=c+m*e;m=b+h*l;var n=c+h*k;b-=h*l;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+m+","+n);a.push("C"+(m+f)+","+(n+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};
+Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),p=this.getBubbleSize();h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,p.width,p.height)/2;p=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
+p*d;e=c+p*e;p=b+h*l;var m=c+h*k;b-=h*l;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+m);a.push("C"+(p+f)+","+(m+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};
 Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill","#fff");this.bubbleBack_.setAttribute("stroke","#333");this.bubbleBack_.setAttribute("stroke-opacity",.9);this.bubbleBack_.setAttribute("stroke-width",Blockly.Bubble.BORDER_WIDTH);this.bubbleArrow_.setAttribute("fill","#333");this.bubbleArrow_.setAttribute("fill-opacity",.9)};
 Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.resizeGroup_=this.bubbleBack_=this.bubbleArrow_=this.bubbleGroup_=null};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.createSvgElement("g",{"class":"blocklyIconGroup"},null),this.drawIcon_(this.iconGroup_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEvent_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
 Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){this.block_.isInFlyout||!this.block_.isEditable()?Blockly.addClass_(this.iconGroup_,"blocklyIconGroupReadonly"):Blockly.removeClass_(this.iconGroup_,"blocklyIconGroupReadonly")};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};
 Blockly.Icon.prototype.iconClick_=function(a){Blockly.dragMode_!=Blockly.DRAG_FREE&&(this.block_.isInFlyout||Blockly.isRightButton(a)||this.setVisible(!this.isVisible()))};Blockly.Icon.prototype.updateColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.getColour())};
 Blockly.Icon.prototype.renderIcon=function(a){if(this.collapseHidden&&this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=this.SIZE;this.block_.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+",5)");this.computeIconLocation();return a=this.block_.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
-Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible()&&this.bubble_.setAnchorLocation(a)};Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.getRelativeXY_(this.iconGroup_);a=new goog.math.Coordinate(a.x+b.x+this.SIZE/2,a.y+b.y+this.SIZE/2);goog.math.Coordinate.equals(this.getIconLocation(),a)||this.setIconLocation(a)};Blockly.Icon.prototype.getIconLocation=function(){return this.iconXY_};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
+Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible()&&this.bubble_.setAnchorLocation(a)};Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.getRelativeXY_(this.iconGroup_);a=new goog.math.Coordinate(a.x+b.x+this.SIZE/2,a.y+b.y+this.SIZE/2);goog.math.Coordinate.equals(this.getIconLocation(),a)||this.setIconLocation(a)};Blockly.Icon.prototype.getIconLocation=function(){return this.iconXY_};Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
 Blockly.Comment.prototype.drawIcon_=function(a){Blockly.createSvgElement("rect",{"class":"blocklyIconShape",height:"16",width:"16","fill-opacity":"0","stroke-opacity":"0"},a);Blockly.createSvgElement("path",{"class":"blocklyIconSymbol",d:"M19 6h-13c-1.65 0-3 1.35-3 3v7c0 1.65 1.35 3 3 3h1v3l3-3h9c1.65 0 3-1.35 3-3v-7c0-1.65-1.35-3-3-3zm1 10c0 .542-.458 1-1 1h-13c-.542 0-1-.458-1-1v-7c0-.542.458-1 1-1h13c.542 0 1 .458 1 1v7zM7 14.5c-1.104 0-2-.896-2-2s.896-2 2-2 2 .896 2 2-.896 2-2 2zm0-3c-.552 0 -1 .448-1 1s.448 1 1 1 1-.448 1-1-.448-1-1-1zM11.5 14.5c-1.104 0-2 -.896-2-2s.896-2 2-2 2 .896 2 2-.896 2-2 2zm0-3c-.552 0-1 .448-1 1s.448 1 1 1 1-.448 1-1-.448-1-1-1zM16 14.5c-1.104 0-2-.896-2-2s .896-2 2-2 2 .896 2 2-.896 2-2 2zm0-3c-.552 0-1 .448-1 1s.448 1 1 1 1-.448 1-1-.448-1-1-1z",transform:"scale(0.67)"},
 a)};
 Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":"LTR");a.appendChild(b);this.textarea_=b;this.foreignObject_.appendChild(a);Blockly.bindEvent_(b,
@@ -786,12 +759,12 @@ goog.style.getIePixelDistance_=function(a,b){return(b=goog.style.getCascadedStyl
 goog.style.getBox_=function(a,b){if(goog.userAgent.IE){var c=goog.style.getIePixelDistance_(a,b+"Left"),d=goog.style.getIePixelDistance_(a,b+"Right"),e=goog.style.getIePixelDistance_(a,b+"Top");a=goog.style.getIePixelDistance_(a,b+"Bottom");return new goog.math.Box(e,d,a,c)}c=goog.style.getComputedStyle(a,b+"Left");d=goog.style.getComputedStyle(a,b+"Right");e=goog.style.getComputedStyle(a,b+"Top");a=goog.style.getComputedStyle(a,b+"Bottom");return new goog.math.Box(parseFloat(e),parseFloat(d),parseFloat(a),
 parseFloat(c))};goog.style.getPaddingBox=function(a){return goog.style.getBox_(a,"padding")};goog.style.getMarginBox=function(a){return goog.style.getBox_(a,"margin")};goog.style.ieBorderWidthKeywords_={thin:2,medium:4,thick:6};goog.style.getIePixelBorder_=function(a,b){if("none"==goog.style.getCascadedStyle(a,b+"Style"))return 0;b=goog.style.getCascadedStyle(a,b+"Width");return b in goog.style.ieBorderWidthKeywords_?goog.style.ieBorderWidthKeywords_[b]:goog.style.getIePixelValue_(a,b,"left","pixelLeft")};
 goog.style.getBorderBox=function(a){if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)){var b=goog.style.getIePixelBorder_(a,"borderLeft"),c=goog.style.getIePixelBorder_(a,"borderRight"),d=goog.style.getIePixelBorder_(a,"borderTop");a=goog.style.getIePixelBorder_(a,"borderBottom");return new goog.math.Box(d,c,a,b)}b=goog.style.getComputedStyle(a,"borderLeftWidth");c=goog.style.getComputedStyle(a,"borderRightWidth");d=goog.style.getComputedStyle(a,"borderTopWidth");a=goog.style.getComputedStyle(a,
-"borderBottomWidth");return new goog.math.Box(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};goog.style.getFontFamily=function(a){var b=goog.dom.getOwnerDocument(a),c="";if(b.body.createTextRange&&goog.dom.contains(b,a)){b=b.body.createTextRange();b.moveToElementText(a);try{c=b.queryCommandValue("FontName")}catch(d){c=""}}c||(c=goog.style.getStyle_(a,"fontFamily"));a=c.split(",");1<a.length&&(c=a[0]);return goog.string.stripQuotes(c,"\"'")};goog.style.lengthUnitRegex_=/[^\d]+$/;
+"borderBottomWidth");return new goog.math.Box(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};goog.style.getFontFamily=function(a){var b=goog.dom.getOwnerDocument(a),c="";if(b.body.createTextRange&&goog.dom.contains(b,a)){b=b.body.createTextRange();b.moveToElementText(a);try{c=b.queryCommandValue("FontName")}catch(d){c=""}}c||=goog.style.getStyle_(a,"fontFamily");a=c.split(",");1<a.length&&(c=a[0]);return goog.string.stripQuotes(c,"\"'")};goog.style.lengthUnitRegex_=/[^\d]+$/;
 goog.style.getLengthUnits=function(a){return(a=a.match(goog.style.lengthUnitRegex_))&&a[0]||null};goog.style.ABSOLUTE_CSS_LENGTH_UNITS_={cm:1,"in":1,mm:1,pc:1,pt:1};goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_={em:1,ex:1};
 goog.style.getFontSize=function(a){var b=goog.style.getStyle_(a,"fontSize"),c=goog.style.getLengthUnits(b);if(b&&"px"==c)return parseInt(b,10);if(goog.userAgent.IE){if(String(c)in goog.style.ABSOLUTE_CSS_LENGTH_UNITS_)return goog.style.getIePixelValue_(a,b,"left","pixelLeft");if(a.parentNode&&a.parentNode.nodeType==goog.dom.NodeType.ELEMENT&&String(c)in goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_)return a=a.parentNode,c=goog.style.getStyle_(a,"fontSize"),goog.style.getIePixelValue_(a,b==c?"1em":b,
 "left","pixelLeft")}c=goog.dom.createDom(goog.dom.TagName.SPAN,{style:"visibility:hidden;position:absolute;line-height:0;padding:0;margin:0;border:0;height:1em;"});goog.dom.appendChild(a,c);b=c.offsetHeight;goog.dom.removeNode(c);return b};goog.style.parseStyleAttribute=function(a){var b={};goog.array.forEach(a.split(/\s*;\s*/),function(c){var d=c.match(/\s*([\w-]+)\s*:(.+)/);d&&(c=d[1],d=goog.string.trim(d[2]),b[goog.string.toCamelCase(c.toLowerCase())]=d)});return b};
 goog.style.toStyleAttribute=function(a){var b=[];goog.object.forEach(a,function(c,d){b.push(goog.string.toSelectorCase(d),":",c,";")});return b.join("")};goog.style.setFloat=function(a,b){a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]=b};goog.style.getFloat=function(a){return a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]||""};
-goog.style.getScrollbarWidth=function(a){var b=goog.dom.createElement(goog.dom.TagName.DIV);a&&(b.className=a);b.style.cssText="overflow:auto;position:absolute;top:0;width:100px;height:100px";a=goog.dom.createElement(goog.dom.TagName.DIV);goog.style.setSize(a,"200px","200px");b.appendChild(a);goog.dom.appendChild(goog.dom.getDocument().body,b);a=b.offsetWidth-b.clientWidth;goog.dom.removeNode(b);return a};goog.style.MATRIX_TRANSLATION_REGEX_=/matrix\([0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, ([0-9\.\-]+)p?x?, ([0-9\.\-]+)p?x?\)/;
+goog.style.getScrollbarWidth=function(a){var b=goog.dom.createElement(goog.dom.TagName.DIV);a&&(b.className=a);b.style.cssText="overflow:auto;position:absolute;top:0;width:100px;height:100px";a=goog.dom.createElement(goog.dom.TagName.DIV);goog.style.setSize(a,"200px","200px");b.appendChild(a);goog.dom.appendChild(goog.dom.getDocument().body,b);a=b.offsetWidth-b.clientWidth;goog.dom.removeNode(b);return a};goog.style.MATRIX_TRANSLATION_REGEX_=RegExp("matrix\\([0-9\\.\\-]+, [0-9\\.\\-]+, [0-9\\.\\-]+, [0-9\\.\\-]+, ([0-9\\.\\-]+)p?x?, ([0-9\\.\\-]+)p?x?\\)");
 goog.style.getCssTranslation=function(a){a=goog.style.getComputedTransform(a);return a?(a=a.match(goog.style.MATRIX_TRANSLATION_REGEX_))?new goog.math.Coordinate(parseFloat(a[1]),parseFloat(a[2])):new goog.math.Coordinate(0,0):new goog.math.Coordinate(0,0)};Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,25);this.setValue(a);this.setValidator(b)};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
 Blockly.Field.prototype.setSourceBlock=function(a){goog.asserts.assert(!this.sourceBlock_,"Field already bound to a block.");this.sourceBlock_=a};
 Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.createSvgElement("rect",{rx:2,ry:2,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:0,height:16},this.fieldGroup_,this.sourceBlock_.workspace),this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-12.5},this.fieldGroup_),this.updateEditable(),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),
@@ -823,18 +796,18 @@ Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)retu
 Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.ConnectionDB=function(){};Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection=function(a){if(a.inDB_)throw"Connection already in database.";if(!a.getSourceBlock().isInFlyout){var b=this.findPositionForConnection_(a);this.splice(b,0,a);a.inDB_=!0}};
 Blockly.ConnectionDB.prototype.findConnection=function(a){if(!this.length)return-1;var b=this.findPositionForConnection_(a);if(b>=this.length)return-1;for(var c=a.y_,d=b;0<=d&&this[d].y_==c;){if(this[d]==a)return d;d--}for(;b<this.length&&this[b].y_==c;){if(this[b]==a)return b;b++}return-1};
 Blockly.ConnectionDB.prototype.findPositionForConnection_=function(a){if(!this.length)return 0;for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}return b};Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";var b=this.findConnection(a);if(-1==b)throw"Unable to find connection in connectionDB.";a.inDB_=!1;this.splice(b,1)};
-Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(l){var m=e-d[l].x_,n=f-d[l].y_;Math.sqrt(m*m+n*n)<=b&&k.push(d[l]);return n<b}var d=this,e=a.x_,f=a.y_;a=0;for(var g=d.length-2,h=g;a<h;)d[h].y_<f?a=h:g=h,h=Math.floor((a+g)/2);var k=[];g=a=h;if(d.length){for(;0<=a&&c(a);)a--;do g++;while(g<d.length&&c(g))}return k};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
+Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(l){var p=e-d[l].x_,m=f-d[l].y_;Math.sqrt(p*p+m*m)<=b&&k.push(d[l]);return m<b}var d=this,e=a.x_,f=a.y_;a=0;for(var g=d.length-2,h=g;a<h;)d[h].y_<f?a=h:g=h,h=Math.floor((a+g)/2);var k=[];g=a=h;if(d.length){for(;0<=a&&c(a);)a--;do g++;while(g<d.length&&c(g))}return k};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
 Blockly.ConnectionDB.prototype.searchForClosest=function(a,b,c){if(!this.length)return{connection:null,radius:b};var d=a.y_,e=a.x_;a.x_=e+c.x;a.y_=d+c.y;var f=this.findPositionForConnection_(a);c=null;for(var g=b,h,k=f-1;0<=k&&this.isInYRange_(k,a.y_,b);)h=this[k],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),k--;for(;f<this.length&&this.isInYRange_(f,a.y_,b);)h=this[f],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),f++;a.x_=e;a.y_=d;return{connection:c,radius:g}};
 Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};
 // Copyright 2016 Google Inc.  Apache License 2.0
-Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var l=!!a.rtl,m=a.horizontalLayout;void 0===m&&(m=!1);var n=a.toolboxPosition;n="end"===n?!1:!0;n=m?n?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:n==
-l?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var p=a.scrollbars;void 0===p&&(p=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");this.RTL=l;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=p;this.hasTrashcan=e;this.hasSounds=k;this.hasCss=q;this.horizontalLayout=m;this.languageTree=c;this.gridOptions=
-Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=n;this.checkInTask=a.checkInTask||!1;this.variableDeclaration=!!a.variableDeclaration;this.robControls=!!a.robControls;this.theme=a.theme||"default"};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=function(a){};Blockly.Options.prototype.getMetrics=function(){return null};
+Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var l=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var m=a.toolboxPosition;m="end"===m?!1:!0;m=p?m?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:m==
+l?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var n=a.scrollbars;void 0===n&&(n=d);var r=a.css;void 0===r&&(r=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");this.RTL=l;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=n;this.hasTrashcan=e;this.hasSounds=k;this.hasCss=r;this.horizontalLayout=p;this.languageTree=c;this.gridOptions=
+Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=m;this.checkInTask=a.checkInTask||!1;this.variableDeclaration=!!a.variableDeclaration;this.robControls=!!a.robControls;this.theme=a.theme||"default"};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=function(a){};Blockly.Options.prototype.getMetrics=function(){return null};
 Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:parseFloat(a.startScale);b.maxScale=void 0===a.maxScale?3:parseFloat(a.maxScale);b.minScale=void 0===a.minScale?.3:parseFloat(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:parseFloat(a.scaleSpeed);return b};
-Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=parseFloat(a.spacing)||0;b.colour=a.colour||"#888";b.length=parseFloat(a.length)||1;b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseToolboxTree=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};goog.events={};$jscomp.scope.purify=function(a){return{valueOf:a}.valueOf()};
+Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=parseFloat(a.spacing)||0;b.colour=a.colour||"#888";b.length=parseFloat(a.length)||1;b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseToolboxTree=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};goog.events={};var $jscomp$scope$1338261785$0$purify=function(a){return{valueOf:a}.valueOf()};
 goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
 goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.maxTouchPoints&&!goog.global.navigator.msMaxTouchPoints),
-POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:(0,$jscomp.scope.purify)(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});try{goog.global.addEventListener("test",goog.nullFunction,b),goog.global.removeEventListener("test",goog.nullFunction,b)}catch(c){}return a})};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};Blockly.ScrollbarPair.prototype.oldHostMetrics_=null;
+POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:$jscomp$scope$1338261785$0$purify(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});try{goog.global.addEventListener("test",goog.nullFunction,b),goog.global.removeEventListener("test",goog.nullFunction,b)}catch(c){}return a})};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};Blockly.ScrollbarPair.prototype.oldHostMetrics_=null;
 Blockly.ScrollbarPair.prototype.dispose=function(){goog.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
 Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
 this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.xCoordinate);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
@@ -857,7 +830,7 @@ Blockly.Scrollbar.prototype.onMouseMoveKnob_=function(a){this.svgKnob_.setAttrib
 Blockly.Scrollbar.prototype.onMouseUpKnob_=function(){Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
 Blockly.Scrollbar.prototype.constrainKnob_=function(a){if(0>=a||isNaN(a))a=0;else{var b=this.horizontal_?"width":"height",c=parseFloat(this.svgBackground_.getAttribute(b));b=parseFloat(this.svgKnob_.getAttribute(b));a=Math.min(a,c-b)}return a};
 Blockly.Scrollbar.prototype.onScroll_=function(){var a=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),b=parseFloat(this.svgBackground_.getAttribute(this.horizontal_?"width":"height"));a/=b;if(isNaN(a)||!b)a=0;b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){a=this.constrainKnob_(a*this.ratio_);this.svgKnob_.setAttribute(this.horizontal_?"x":"y",a);this.onScroll_()};
-Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling;b=b.parentNode;if(!b)throw"Reference node has no parent.";c?b.insertBefore(a,c):b.appendChild(a)};goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
+Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling;b=b.parentNode;if(!b)throw"Reference node has no parent.";c?b.insertBefore(a,c):b.appendChild(a)};goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=class{constructor(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null}get(){let a;0<this.occupants_?(this.occupants_--,a=this.head_,this.head_=a.next,a.next=null):a=this.create_();return a}put(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)}occupants(){return this.occupants_}};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
 goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
 goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
 goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
@@ -872,9 +845,9 @@ d)},function(d){if(goog.DEBUG&&!(d instanceof goog.Promise.CancellationError))tr
 goog.Promise.CallbackEntry_=function(){this.next=this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.CallbackEntry_.prototype.reset=function(){this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.DEFAULT_MAX_UNUSED=100;goog.Promise.freelist_=new goog.async.FreeList(function(){return new goog.Promise.CallbackEntry_},function(a){a.reset()},goog.Promise.DEFAULT_MAX_UNUSED);
 goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.resolve=function(a){if(a instanceof goog.Promise)return a;var b=new goog.Promise(goog.nullFunction);b.resolve_(goog.Promise.State_.FULFILLED,a);return b};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
 goog.Promise.resolveThen_=function(a,b,c){goog.Promise.maybeThen_(a,b,c,null)||goog.async.run(goog.partial(b,a))};goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;d<a.length;d++)e=a[d],goog.Promise.resolveThen_(e,b,c)})};
-goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(l,m){d--;e[l]=m;0==d&&b(e)},g=function(l){c(l)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
+goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(l,p){d--;e[l]=p;0==d&&b(e)},g=function(l){c(l)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
 goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d){c=function(h,k,l){d--;e[h]=k?{fulfilled:!0,value:l}:{fulfilled:!1,reason:l};0==d&&b(e)};for(var f=0,g;f<a.length;f++)g=a[f],goog.Promise.resolveThen_(g,goog.partial(c,f,!0),goog.partial(c,f,!1))}else b(e)})};
-goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(l){b(l)},g=function(l,m){d--;e[l]=m;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(d,e){a=d;b=e});return new goog.Promise.Resolver_(c,a,b)};
+goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(l){b(l)},g=function(l,p){d--;e[l]=p;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(d,e){a=d;b=e});return new goog.Promise.Resolver_(c,a,b)};
 goog.Promise.prototype.then=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));return this.addChildPromise_(goog.isFunction(a)?a:null,goog.isFunction(b)?b:null,c)};goog.Thenable.addImplementation(goog.Promise);
 goog.Promise.prototype.thenVoid=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));this.addCallbackEntry_(goog.Promise.getCallbackEntry_(a||goog.nullFunction,b||null,c))};
 goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));a=goog.Promise.getCallbackEntry_(a,a,b);a.always=!0;this.addCallbackEntry_(a);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
@@ -900,19 +873,19 @@ this.onDisposeCallbacks_&&0<this.onDisposeCallbacks_.length)throw Error(this+" d
 goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?void 0!==b?a.call(b):a():(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(void 0!==b?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};
 goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.CHECK_FOR_THROWN_EVENT=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(f,g,h,k,l){d&&d(f,g,h,k,l);a({message:f,fileName:g,line:h,lineNumber:h,col:k,error:l});return e}};
 goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
-goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(g,h){var k=h+"  ";try{if(void 0===g)c.push("undefined");else if(null===g)c.push("NULL");else if("string"===typeof g)c.push('"'+g.replace(/\n/g,"\n"+h)+'"');else if(goog.isFunction(g))c.push(String(g).replace(/\n/g,"\n"+h));else if(goog.isObject(g)){goog.hasUid(g)||d.push(g);var l=goog.getUid(g);if(e[l])c.push("*** reference loop detected (id="+l+") ***");else{e[l]=!0;c.push("{");for(var m in g)if(b||!goog.isFunction(g[m]))c.push("\n"),
-c.push(k),c.push(m+" = "),f(g[m],k);c.push("\n"+h+"}");delete e[l]}}else c.push(g)}catch(n){c.push("*** "+n+" ***")}};f(a,"");for(a=0;a<d.length;a++)goog.removeUid(d[a]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)Array.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
+goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(g,h){var k=h+"  ";try{if(void 0===g)c.push("undefined");else if(null===g)c.push("NULL");else if("string"===typeof g)c.push('"'+g.replace(/\n/g,"\n"+h)+'"');else if(goog.isFunction(g))c.push(String(g).replace(/\n/g,"\n"+h));else if(goog.isObject(g)){goog.hasUid(g)||d.push(g);var l=goog.getUid(g);if(e[l])c.push("*** reference loop detected (id="+l+") ***");else{e[l]=!0;c.push("{");for(var p in g)if(b||!goog.isFunction(g[p]))c.push("\n"),
+c.push(k),c.push(p+" = "),f(g[p],k);c.push("\n"+h+"}");delete e[l]}}else c.push(g)}catch(m){c.push("*** "+m+" ***")}};f(a,"");for(a=0;a<d.length;a++)goog.removeUid(d[a]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)Array.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
 goog.debug.normalizeErrorObject=function(a){var b=goog.getObjectByName("window.location.href");null==a&&(a='Unknown Error of type "null/undefined"');if("string"===typeof a)return{message:a,name:"Unknown error",lineNumber:"Not available",fileName:b,stack:"Not available"};var c=!1;try{var d=a.lineNumber||a.line||"Not available"}catch(g){d="Not available",c=!0}try{var e=a.fileName||a.filename||a.sourceURL||goog.global.$googDebugFname||b}catch(g){e="Not available",c=!0}b=goog.debug.serializeErrorStack_(a);
 if(!(!c&&a.lineNumber&&a.fileName&&a.stack&&a.message&&a.name)){c=a.message;if(null==c)if(a.constructor&&a.constructor instanceof Function){var f=a.constructor.name?a.constructor.name:goog.debug.getFunctionName(a.constructor);c='Unknown Error of type "'+f+'"';if(goog.debug.CHECK_FOR_THROWN_EVENT&&"Event"==f)try{c=c+' with Event.type "'+(a.type||"")+'"'}catch(g){}}else c="Unknown Error of unknown type";return{message:c,name:a.name||"UnknownError",lineNumber:d,fileName:e,stack:b||"Not available"}}a.stack=
-b;return a};goog.debug.serializeErrorStack_=function(a,b){b||(b={});b[goog.debug.serializeErrorAsKey_(a)]=!0;var c=a.stack||"";(a=a.cause)&&!b[goog.debug.serializeErrorAsKey_(a)]&&(c+="\nCaused by: ",a.stack&&0==a.stack.indexOf(a.message)||(c+="string"===typeof a?a:a.message+"\n"),c+=goog.debug.serializeErrorStack_(a,b));return c};goog.debug.serializeErrorAsKey_=function(a){var b="";"function"===typeof a.toString&&(b=""+a);return b+a.stack};
+b;return a};goog.debug.serializeErrorStack_=function(a,b){b||={};b[goog.debug.serializeErrorAsKey_(a)]=!0;var c=a.stack||"";(a=a.cause)&&!b[goog.debug.serializeErrorAsKey_(a)]&&(c+="\nCaused by: ",a.stack&&0==a.stack.indexOf(a.message)||(c+="string"===typeof a?a:a.message+"\n"),c+=goog.debug.serializeErrorStack_(a,b));return c};goog.debug.serializeErrorAsKey_=function(a){var b="";"function"===typeof a.toString&&(b=""+a);return b+a.stack};
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 goog.debug.getStacktraceSimple=function(a){if(!goog.debug.FORCE_SLOPPY_STACKS){var b=goog.debug.getNativeStackTrace_(goog.debug.getStacktraceSimple);if(b)return b}b=[];for(var c=arguments.callee.caller,d=0;c&&(!a||d<a);){b.push(goog.debug.getFunctionName(c));b.push("()\n");try{c=c.caller}catch(e){b.push("[exception trying to get caller]\n");break}d++;if(d>=goog.debug.MAX_STACK_DEPTH){b.push("[...long stack...]");break}}a&&d>=a?b.push("[...reached max depth limit...]"):b.push("[end]");return b.join("")};
-goog.debug.MAX_STACK_DEPTH=50;goog.debug.getNativeStackTrace_=function(a){var b=Error();if(Error.captureStackTrace)return Error.captureStackTrace(b,a),String(b.stack);try{throw b;}catch(c){b=c}return(a=b.stack)?String(a):null};goog.debug.getStacktrace=function(a){var b;goog.debug.FORCE_SLOPPY_STACKS||(b=goog.debug.getNativeStackTrace_(a||goog.debug.getStacktrace));b||(b=goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[]));return b};
+goog.debug.MAX_STACK_DEPTH=50;goog.debug.getNativeStackTrace_=function(a){var b=Error();if(Error.captureStackTrace)return Error.captureStackTrace(b,a),String(b.stack);try{throw b;}catch(c){b=c}return(a=b.stack)?String(a):null};goog.debug.getStacktrace=function(a){var b;goog.debug.FORCE_SLOPPY_STACKS||(b=goog.debug.getNativeStackTrace_(a||goog.debug.getStacktrace));b||=goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[]);return b};
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 typeof f}40<f.length&&(f=f.substr(0,40)+"...");c.push(f)}b.push(a);c.push(")\n");try{c.push(goog.debug.getStacktraceHelper_(a.caller,b))}catch(g){c.push("[exception trying to get caller]\n")}}else a?c.push("[...long stack...]"):c.push("[end]");return c.join("")};goog.debug.getFunctionName=function(a){if(goog.debug.fnNameCache_[a])return goog.debug.fnNameCache_[a];a=String(a);if(!goog.debug.fnNameCache_[a]){var b=/function\s+([^\(]+)/m.exec(a);goog.debug.fnNameCache_[a]=b?b[1]:"[Anonymous]"}return goog.debug.fnNameCache_[a]};
 goog.debug.makeWhitespaceVisible=function(a){return a.replace(/ /g,"[_]").replace(/\f/g,"[f]").replace(/\n/g,"[n]\n").replace(/\r/g,"[r]").replace(/\t/g,"[t]")};goog.debug.runtimeType=function(a){return a instanceof Function?a.displayName||a.name||"unknown type name":a instanceof Object?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):null===a?"null":typeof a};goog.debug.fnNameCache_={};goog.debug.freezeInternal_=goog.DEBUG&&Object.freeze||function(a){return a};
-goog.debug.freeze=function(a){return goog.debug.freezeInternal_(a)};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1};goog.events.Event.prototype.hasPropagationStopped=function(){return this.propagationStopped_};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};
-goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
+goog.debug.freeze=function(a){return goog.debug.freezeInternal_(a)};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.EventLike={};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1};goog.events.Event.prototype.hasPropagationStopped=function(){return this.propagationStopped_};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};
+goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.MouseEvents={};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
 goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",AUXCLICK:"auxclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",MOUSECANCEL:"mousecancel",SELECTIONCHANGE:"selectionchange",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:"focusin",FOCUSOUT:"focusout",CHANGE:"change",
 RESET:"reset",SELECT:"select",SUBMIT:"submit",INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICECHANGE:"devicechange",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",
 ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",PROGRESS:"progress",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",
@@ -934,7 +907,7 @@ goog.inherits(goog.events.BrowserEvent,goog.events.Event);goog.events.BrowserEve
 goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type,d=a.changedTouches&&a.changedTouches.length?a.changedTouches[0]:null;this.target=a.target||a.srcElement;this.currentTarget=b;(b=a.relatedTarget)?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(b,"nodeName")||(b=null)):c==goog.events.EventType.MOUSEOVER?b=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(b=a.toElement);this.relatedTarget=b;d?(this.clientX=void 0!==d.clientX?d.clientX:d.pageX,this.clientY=void 0!==d.clientY?
 d.clientY:d.pageY,this.screenX=d.screenX||0,this.screenY=d.screenY||0):(goog.events.USE_LAYER_XY_AS_OFFSET_XY?(this.offsetX=void 0!==a.layerX?a.layerX:a.offsetX,this.offsetY=void 0!==a.layerY?a.layerY:a.offsetY):(this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX,this.offsetY=goog.userAgent.WEBKIT||void 0!==a.offsetY?a.offsetY:a.layerY),this.clientX=void 0!==a.clientX?a.clientX:a.pageX,this.clientY=void 0!==a.clientY?a.clientY:a.pageY,this.screenX=a.screenX||0,this.screenY=
 a.screenY||0);this.button=a.button;this.keyCode=a.keyCode||0;this.key=a.key||"";this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.pointerId=a.pointerId||0;this.pointerType=goog.events.BrowserEvent.getPointerType_(a);this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault()};
-goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IE_BUTTON_MAP[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.MAC&&this.ctrlKey)};
+goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IEButtonMap[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.MAC&&this.ctrlKey)};
 goog.events.BrowserEvent.prototype.stopPropagation=function(){goog.events.BrowserEvent.superClass_.stopPropagation.call(this);this.event_.stopPropagation?this.event_.stopPropagation():this.event_.cancelBubble=!0};
 goog.events.BrowserEvent.prototype.preventDefault=function(){goog.events.BrowserEvent.superClass_.preventDefault.call(this);var a=this.event_;if(a.preventDefault)a.preventDefault();else if(a.returnValue=!1,goog.events.BrowserFeature.SET_KEY_CODE_TO_PREVENT_DEFAULT)try{if(a.ctrlKey||112<=a.keyCode&&123>=a.keyCode)a.keyCode=-1}catch(b){}};goog.events.BrowserEvent.prototype.getBrowserEvent=function(){return this.event_};
 goog.events.BrowserEvent.getPointerType_=function(a){return"string"===typeof a.pointerType?a.pointerType:goog.events.BrowserEvent.IE_POINTER_TYPE_MAP[a.pointerType]||""};goog.events.Listenable=function(){};goog.events.Listenable.IMPLEMENTED_BY_PROP="closure_listenable_"+(1E6*Math.random()|0);goog.events.Listenable.addImplementation=function(a){a.prototype[goog.events.Listenable.IMPLEMENTED_BY_PROP]=!0};goog.events.Listenable.isImplementedBy=function(a){return!(!a||!a[goog.events.Listenable.IMPLEMENTED_BY_PROP])};goog.events.ListenableKey=function(){};goog.events.ListenableKey.counter_=0;goog.events.ListenableKey.reserveKey=function(){return++goog.events.ListenableKey.counter_};goog.events.Listener=function(a,b,c,d,e,f){goog.events.Listener.ENABLE_MONITORING&&(this.creationStack=Error().stack);this.listener=a;this.proxy=b;this.src=c;this.type=d;this.capture=!!e;this.handler=f;this.key=goog.events.ListenableKey.reserveKey();this.removed=this.callOnce=!1};goog.events.Listener.ENABLE_MONITORING=!1;goog.events.Listener.prototype.markAsRemoved=function(){this.removed=!0;this.handler=this.src=this.proxy=this.listener=null};goog.events.ListenerMap=function(a){this.src=a;this.listeners={};this.typeCount_=0};goog.events.ListenerMap.prototype.getTypeCount=function(){return this.typeCount_};goog.events.ListenerMap.prototype.getListenerCount=function(){var a=0,b;for(b in this.listeners)a+=this.listeners[b].length;return a};
@@ -942,7 +915,7 @@ goog.events.ListenerMap.prototype.add=function(a,b,c,d,e){var f=a.toString();a=t
 goog.events.ListenerMap.prototype.remove=function(a,b,c,d){a=a.toString();if(!(a in this.listeners))return!1;var e=this.listeners[a];b=goog.events.ListenerMap.findListenerIndex_(e,b,c,d);return-1<b?(e[b].markAsRemoved(),goog.array.removeAt(e,b),0==e.length&&(delete this.listeners[a],this.typeCount_--),!0):!1};
 goog.events.ListenerMap.prototype.removeByKey=function(a){var b=a.type;if(!(b in this.listeners))return!1;var c=goog.array.remove(this.listeners[b],a);c&&(a.markAsRemoved(),0==this.listeners[b].length&&(delete this.listeners[b],this.typeCount_--));return c};goog.events.ListenerMap.prototype.removeAll=function(a){a=a&&a.toString();var b=0,c;for(c in this.listeners)if(!a||c==a){for(var d=this.listeners[c],e=0;e<d.length;e++)++b,d[e].markAsRemoved();delete this.listeners[c];this.typeCount_--}return b};
 goog.events.ListenerMap.prototype.getListeners=function(a,b){a=this.listeners[a.toString()];var c=[];if(a)for(var d=0;d<a.length;++d){var e=a[d];e.capture==b&&c.push(e)}return c};goog.events.ListenerMap.prototype.getListener=function(a,b,c,d){a=this.listeners[a.toString()];var e=-1;a&&(e=goog.events.ListenerMap.findListenerIndex_(a,b,c,d));return-1<e?a[e]:null};
-goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=void 0!==a,d=c?a.toString():"",e=void 0!==b;return goog.object.some(this.listeners,function(f,g){for(g=0;g<f.length;++g)if(!(c&&f[g].type!=d||e&&f[g].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
+goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=void 0!==a,d=c?a.toString():"",e=void 0!==b;return goog.object.some(this.listeners,function(f,g){for(g=0;g<f.length;++g)if(!(c&&f[g].type!=d||e&&f[g].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.Key={};goog.events.ListenableType={};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
 goog.events.listen=function(a,b,c,d,e){if(d&&d.once)return goog.events.listenOnce(a,b,c,d,e);if(Array.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listen(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?(d=goog.isObject(d)?!!d.capture:!!d,a.listen(b,c,d,e)):goog.events.listen_(a,b,c,!1,d,e)};
 goog.events.listen_=function(a,b,c,d,e,f){if(!b)throw Error("Invalid event type");var g=goog.isObject(e)?!!e.capture:!!e;if(g&&!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_FAIL)return goog.asserts.fail("Can not register capture listener in IE8-."),null;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_SILENT)return null}var h=goog.events.getListenerMap_(a);h||(a[goog.events.LISTENER_MAP_PROP_]=
 h=new goog.events.ListenerMap(a));c=h.add(b,c,d,g,f);if(c.proxy)return c;d=goog.events.getProxy();c.proxy=d;d.src=a;d.listener=c;if(a.addEventListener)goog.events.BrowserFeature.PASSIVE_EVENTS||(e=g),void 0===e&&(e=!1),a.addEventListener(b.toString(),d,e);else if(a.attachEvent)a.attachEvent(goog.events.getOnString_(b.toString()),d);else if(a.addListener&&a.removeListener)goog.asserts.assert("change"===b,"MediaQueryList only has a change event"),a.addListener(d);else throw Error("addEventListener and attachEvent are unavailable.");
@@ -1007,16 +980,16 @@ this.zoomVisible_=a)};Blockly.RobControls.prototype.toogleSim=function(){this.si
 Blockly.RobControls.prototype.setSimStart=function(a){this.simStartVisible_!==a&&(a?(this.runInSim.setAttribute("class","robButton runInSim"),this.simStop.setAttribute("class","robButtonHidden"),this.simStartVisible_=!0):(this.runInSim.setAttribute("class","robButtonHidden"),this.simStop.setAttribute("class","robButton simStop"),this.simStartVisible_=!1))};Blockly.RobControls.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=null};Blockly.Xml={};Blockly.Xml.SENSORNUM="SENSORPORT";Blockly.Xml.MOTORPORT="SENSORPORT";Blockly.Xml.DIRECTION="SENSORPORT";Blockly.Xml.ORIENTATION="SENSORPORT";Blockly.Xml.PIN="SENSORPORT";Blockly.Xml.KEY="SENSORPORT";Blockly.Xml.VALUETYPE="MODE";Blockly.Xml.RED="LIGHT";Blockly.Xml.LEVEL="LEVEL";Blockly.Xml.GESTURE="MODE";Blockly.Xml.ARM="SENSORPORT";Blockly.Xml.ARMPAIR="SLOT";
 Blockly.Xml.workspaceToDom=function(a){for(var b=goog.dom.createDom("block_set"),c=a.getTopBlocks(!0),d=0,e;e=c[d];d++){var f=goog.dom.createDom("instance");Blockly.Xml.appendlistToDom(f,e);var g=e.getRelativeToSurfaceXY(),h;e.workspace.RTL&&(h=e.workspace.getWidth());f.setAttribute("x",Math.round(a.RTL?h-g.x:g.x));f.setAttribute("y",Math.round(g.y));b.appendChild(f)}b.setAttribute("robottype",a.device);b.setAttribute("xmlversion",a.version);b.setAttribute("description",a.description);b.setAttribute("tags",
 a.tags);return b};Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());b=Blockly.Xml.blockToDom(a,b);var d=a.getRelativeToSurfaceXY();b.setAttribute("x",Math.round(a.workspace.RTL?c-d.x:d.x));b.setAttribute("y",Math.round(d.y));return b};
-Blockly.Xml.blockToDom=function(a,b){function c(p){if(p.name&&p.EDITABLE){var q=p.getValue();q=goog.dom.createDom("field",null,q);q.setAttribute("name",p.name);d.appendChild(q)}}var d=goog.dom.createDom(a.isShadow()?"shadow":"block"),e=goog.dom.createDom("repetitions"),f=!1;b.push(d);d.setAttribute("type",a.type);d.setAttribute("id",a.id);""!=a.getErrorText()&&d.setAttribute("error_attribute",!0);if(a.mutationToDom){var g=a.mutationToDom();g&&(g.hasChildNodes()||g.hasAttributes())&&(d.appendChild(g),
+Blockly.Xml.blockToDom=function(a,b){function c(n){if(n.name&&n.EDITABLE){var r=n.getValue();r=goog.dom.createDom("field",null,r);r.setAttribute("name",n.name);d.appendChild(r)}}var d=goog.dom.createDom(a.isShadow()?"shadow":"block"),e=goog.dom.createDom("repetitions"),f=!1;b.push(d);d.setAttribute("type",a.type);d.setAttribute("id",a.id);""!=a.getErrorText()&&d.setAttribute("error_attribute",!0);if(a.mutationToDom){var g=a.mutationToDom();g&&(g.hasChildNodes()||g.hasAttributes())&&(d.appendChild(g),
 void 0===g||null==g||-1===a.type.indexOf("Controls_if")&&-1===a.type.indexOf("Controls_wait")&&-1===a.type.indexOf("Procedures_defreturn")||(d.appendChild(e),f=!0))}g=0;for(var h;h=a.inputList[g];g++)for(var k=0,l;l=h.fieldRow[k];k++)a.hide&&a.hide.name===l.name||c(l);a.mutationToDom&&(g=a.mutationToDom())&&void 0!==g&&null!=g&&-1!==a.type.indexOf("Procedures_defreturn")&&(d.appendChild(e),f=!0);if(g=a.getCommentText())g=goog.dom.createDom("comment",null,g),"object"==typeof a.comment&&(g.setAttribute("pinned",
-a.comment.isVisible()),h=a.comment.getBubbleSize(),g.setAttribute("h",h.height),g.setAttribute("w",h.width)),d.appendChild(g);a.data&&(g=goog.dom.createDom("data",null,a.data),d.appendChild(g));a.hide&&(g={getValue:function(){return a.hide.value}},g.name=a.hide.name,g.EDITABLE=!0,a.hide.port||c(g),g=goog.dom.createDom("hide"),g.setAttribute("name",a.hide.name),g.setAttribute("value",a.hide.value),d.appendChild(g));for(g=0;h=a.inputList[g];g++){var m;l=!0;if(h.type!=Blockly.DUMMY_INPUT){var n=h.connection.targetBlock();
-h.type==Blockly.INPUT_VALUE?m=goog.dom.createDom("value"):h.type==Blockly.NEXT_STATEMENT&&(m=goog.dom.createDom("statement"));k=h.connection.getShadowDom();!k||n&&n.isShadow()||m.appendChild(Blockly.Xml.cloneShadow_(k));n&&(Blockly.Xml.appendlistToDom(m,n),l=!1);m.setAttribute("name",h.name);l||(f?e.appendChild(m):d.appendChild(m))}}a.inputsInlineDefault!=a.inputsInline&&d.setAttribute("inline",a.inputsInline);a.isCollapsed()&&d.setAttribute("collapsed",!0);a.disabled&&d.setAttribute("disabled",!0);
-a.inTask?d.setAttribute("intask",!0):d.setAttribute("intask",!1);a.isDeletable()||a.isShadow()||d.setAttribute("deletable",!1);a.isMovable()||a.isShadow()||d.setAttribute("movable",!1);a.isEditable()||d.setAttribute("editable",!1);(e=a.getNextBlock())&&Blockly.Xml.blockToDom(e,b);k=a.nextConnection&&a.nextConnection.getShadowDom();!k||e&&e.isShadow()||m.appendChild(Blockly.Xml.cloneShadow_(k));return d};Blockly.Xml.appendlistToDom=function(a,b){var c=[];Blockly.Xml.blockToDom(b,c);for(b=0;b<c.length;b++)a.appendChild(c[b])};
+a.comment.isVisible()),h=a.comment.getBubbleSize(),g.setAttribute("h",h.height),g.setAttribute("w",h.width)),d.appendChild(g);a.data&&(g=goog.dom.createDom("data",null,a.data),d.appendChild(g));a.hide&&(g={getValue:function(){return a.hide.value}},g.name=a.hide.name,g.EDITABLE=!0,a.hide.port||c(g),g=goog.dom.createDom("hide"),g.setAttribute("name",a.hide.name),g.setAttribute("value",a.hide.value),d.appendChild(g));for(g=0;h=a.inputList[g];g++){var p;l=!0;if(h.type!=Blockly.DUMMY_INPUT){var m=h.connection.targetBlock();
+h.type==Blockly.INPUT_VALUE?p=goog.dom.createDom("value"):h.type==Blockly.NEXT_STATEMENT&&(p=goog.dom.createDom("statement"));k=h.connection.getShadowDom();!k||m&&m.isShadow()||p.appendChild(Blockly.Xml.cloneShadow_(k));m&&(Blockly.Xml.appendlistToDom(p,m),l=!1);p.setAttribute("name",h.name);l||(f?e.appendChild(p):d.appendChild(p))}}a.inputsInlineDefault!=a.inputsInline&&d.setAttribute("inline",a.inputsInline);a.isCollapsed()&&d.setAttribute("collapsed",!0);a.disabled&&d.setAttribute("disabled",!0);
+a.inTask?d.setAttribute("intask",!0):d.setAttribute("intask",!1);a.isDeletable()||a.isShadow()||d.setAttribute("deletable",!1);a.isMovable()||a.isShadow()||d.setAttribute("movable",!1);a.isEditable()||d.setAttribute("editable",!1);(e=a.getNextBlock())&&Blockly.Xml.blockToDom(e,b);k=a.nextConnection&&a.nextConnection.getShadowDom();!k||e&&e.isShadow()||p.appendChild(Blockly.Xml.cloneShadow_(k));return d};Blockly.Xml.appendlistToDom=function(a,b){var c=[];Blockly.Xml.blockToDom(b,c);for(b=0;b<c.length;b++)a.appendChild(c[b])};
 Blockly.Xml.cloneShadow_=function(a){for(var b=a=a.cloneNode(!0),c;b;)if(b.firstChild)b=b.firstChild;else{for(;b&&!b.nextSibling;)c=b,b=b.parentNode,3==c.nodeType&&""==c.data.trim()&&b.firstChild!=c&&goog.dom.removeNode(c);b&&(c=b,b=b.nextSibling,3==c.nodeType&&""==c.data.trim()&&goog.dom.removeNode(c))}return a};Blockly.Xml.domToText=function(a){a=(new XMLSerializer).serializeToString(a);return a=a.replace("http://www.w3.org/1999/xhtml","http://de.fhg.iais.roberta.blockly")};
 Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");a=a.replace("http://www.w3.org/1999/xhtml","http://de.fhg.iais.roberta.blockly");return a.replace(/^\n/,"")};
 Blockly.Xml.textToDom=function(a){a=(new DOMParser).parseFromString(a,"text/xml");if(!a||!a.firstChild||"block_set"!=a.firstChild.nodeName.toLowerCase()&&"toolbox_set"!=a.firstChild.nodeName.toLowerCase()||a.firstChild!==a.lastChild)throw"Blockly.Xml.textToDom did not obtain a valid XML tree.";return a.firstChild};
 Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}c=[];var d=[],e;b.RTL&&(e=b.getWidth());Blockly.Field.startCache();var f=a.childNodes.length,g=Blockly.Events.getGroup();g||Blockly.Events.setGroup(!0);a.getAttribute("description")?b.description=a.getAttribute("description"):b.description="";a.getAttribute("tags")?b.tags=a.getAttribute("tags"):b.tags="";for(var h=0;h<f;h++){var k=
-a.childNodes[h];if("instance"==k.nodeName.toLowerCase()){var l=[],m=parseInt(k.getAttribute("x"),10),n=parseInt(k.getAttribute("y"),10);d.push({x:m,y:n});if(k.childNodes)for(m=0;m<k.childNodes.length;m++)n=k.childNodes[m].nodeName.toLowerCase(),"block"!=n&&"shadow"!=n||l.push(k.childNodes[m]);c.push(l)}}for(h=0;h<c.length;h++)if(-1!==c[h][0].getAttribute("type").indexOf("Controls_start")){c[h]=c.splice(0,1,c[h])[0];d[h]=d.splice(0,1,d[h])[0];break}for(h=0;h<c.length;h++)a=Blockly.Xml.domToBlock(c[h],
+a.childNodes[h];if("instance"==k.nodeName.toLowerCase()){var l=[],p=parseInt(k.getAttribute("x"),10),m=parseInt(k.getAttribute("y"),10);d.push({x:p,y:m});if(k.childNodes)for(p=0;p<k.childNodes.length;p++)m=k.childNodes[p].nodeName.toLowerCase(),"block"!=m&&"shadow"!=m||l.push(k.childNodes[p]);c.push(l)}}for(h=0;h<c.length;h++)if(-1!==c[h][0].getAttribute("type").indexOf("Controls_start")){c[h]=c.splice(0,1,c[h])[0];d[h]=d.splice(0,1,d[h])[0];break}for(h=0;h<c.length;h++)a=Blockly.Xml.domToBlock(c[h],
 b),isNaN(d[h].x)||isNaN(d[h].y)||a.moveBy(Blockly.RTL?e-d[h].x:d[h].x,d[h].y);g||Blockly.Events.setGroup(!1);Blockly.Field.stopCache()};
 Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();var d=Blockly.Xml.domToBlockHeadless_(a,b);if(b.rendered){d.setConnectionsHidden(!0);a=d.getDescendants();for(c=a.length-1;0<=c;c--)a[c].initSvg();for(c=a.length-1;0<=c;c--)a[c].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();Blockly.asyncSvgResize(b)}Blockly.Events.enable();
 Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.Create(d));return d};
@@ -1071,9 +1044,9 @@ Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){a=Blockly.mouseToSvg(a,th
 Blockly.WorkspaceSvg.prototype.onMouseWheel_=function(a){Blockly.terminateDrag_();var b=0<a.deltaY?-1:1,c=Blockly.mouseToSvg(a,this.getParentSvg());this.zoom(c.x,c.y,b);a.preventDefault()};
 Blockly.WorkspaceSvg.prototype.getBlocksBoundingBox=function(){var a=this.getTopBlocks();if(!a.length)return{x:0,y:0,width:0,height:0};for(var b=a[0].getBoundingRectangle(),c=1;c<a.length;c++){var d=a[c].getBoundingRectangle();d.topLeft.x<b.topLeft.x&&(b.topLeft.x=d.topLeft.x);d.bottomRight.x>b.bottomRight.x&&(b.bottomRight.x=d.bottomRight.x);d.topLeft.y<b.topLeft.y&&(b.topLeft.y=d.topLeft.y);d.bottomRight.y>b.bottomRight.y&&(b.bottomRight.y=d.bottomRight.y)}return{x:b.topLeft.x,y:b.topLeft.y,width:b.bottomRight.x-
 b.topLeft.x,height:b.bottomRight.y-b.topLeft.y}};Blockly.WorkspaceSvg.prototype.cleanUp_=function(){Blockly.Events.setGroup(!0);for(var a=this.getTopBlocks(!0),b=0,c=0,d;d=a[c];c++){var e=d.getRelativeToSurfaceXY();d.moveBy(-e.x,b-e.y);d.snapToGrid();b=d.getRelativeToSurfaceXY().y+d.getHeightWidth().height+Blockly.BlockSvg.MIN_BLOCK_Y}Blockly.Events.setGroup(!1);Blockly.asyncSvgResize(this)};
-Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(p){if(p.isDeletable())n=n.concat(p.getDescendants());else{p=p.getChildren();for(var q=0;q<p.length;q++)b(p[q])}}function c(){Blockly.Events.setGroup(f);var p=n.shift();p&&(p.workspace?(p.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.genUid(),g={};g.text=Blockly.Msg.UNDO;g.enabled=0<this.undoStack_.length;g.callback=this.undo.bind(this,
-!1);d.push(g);g={};g.text=Blockly.Msg.REDO;g.enabled=0<this.redoStack_.length;g.callback=this.undo.bind(this,!0);d.push(g);this.scrollbar&&(g={},g.text=Blockly.Msg.CLEAN_UP,g.enabled=1<e.length,g.callback=this.cleanUp_.bind(this),d.push(g));if(this.options.collapse){for(var h=g=!1,k=0;k<e.length;k++)for(var l=e[k];l;)l.isCollapsed()?g=!0:h=!0,l=l.getNextBlock();var m=function(p){for(var q=0,t=0;t<e.length;t++)for(var r=e[t];r;)setTimeout(r.setCollapsed.bind(r,p),q),r=r.getNextBlock(),q+=10};h={enabled:h};
-h.text=Blockly.Msg.COLLAPSE_ALL;h.callback=function(){m(!0)};d.push(h);g={enabled:g};g.text=Blockly.Msg.EXPAND_ALL;g.callback=function(){m(!1)};d.push(g)}var n=[];for(k=0;k<e.length;k++)b(e[k]);g={text:1==n.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(n.length)),enabled:0<n.length,callback:function(){(2>n.length||window.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",String(n.length))))&&c()}};d.push(g);Blockly.ContextMenu.show(a,d,this.RTL)}};
+Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(n){if(n.isDeletable())m=m.concat(n.getDescendants());else{n=n.getChildren();for(var r=0;r<n.length;r++)b(n[r])}}function c(){Blockly.Events.setGroup(f);var n=m.shift();n&&(n.workspace?(n.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.genUid(),g={};g.text=Blockly.Msg.UNDO;g.enabled=0<this.undoStack_.length;g.callback=this.undo.bind(this,
+!1);d.push(g);g={};g.text=Blockly.Msg.REDO;g.enabled=0<this.redoStack_.length;g.callback=this.undo.bind(this,!0);d.push(g);this.scrollbar&&(g={},g.text=Blockly.Msg.CLEAN_UP,g.enabled=1<e.length,g.callback=this.cleanUp_.bind(this),d.push(g));if(this.options.collapse){for(var h=g=!1,k=0;k<e.length;k++)for(var l=e[k];l;)l.isCollapsed()?g=!0:h=!0,l=l.getNextBlock();var p=function(n){for(var r=0,t=0;t<e.length;t++)for(var q=e[t];q;)setTimeout(q.setCollapsed.bind(q,n),r),q=q.getNextBlock(),r+=10};h={enabled:h};
+h.text=Blockly.Msg.COLLAPSE_ALL;h.callback=function(){p(!0)};d.push(h);g={enabled:g};g.text=Blockly.Msg.EXPAND_ALL;g.callback=function(){p(!1)};d.push(g)}var m=[];for(k=0;k<e.length;k++)b(e[k]);g={text:1==m.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(m.length)),enabled:0<m.length,callback:function(){(2>m.length||window.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",String(m.length))))&&c()}};d.push(g);Blockly.ContextMenu.show(a,d,this.RTL)}};
 Blockly.WorkspaceSvg.prototype.loadAudio_=function(a,b){if(a.length){try{var c=new window.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new window.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};Blockly.WorkspaceSvg.prototype.preloadAudio_=function(){for(var a in this.SOUNDS_){var b=this.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
 Blockly.WorkspaceSvg.prototype.playAudio=function(a,b){var c=this.SOUNDS_[a];c?(a=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),a.volume=void 0===b?1:b,a.play()):this.options.parentWorkspace&&this.options.parentWorkspace.playAudio(a,b)};
 Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.Options.parseToolboxTree(a)){if(!this.options.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!this.toolbox_)throw"Existing toolbox has no categories.  Can't change mode.";this.options.languageTree=a;this.toolbox_.populate_(a);this.toolbox_.addColour_()}else{if(!this.flyout_)throw"Existing toolbox has categories.  Can't change mode.";this.options.languageTree=
@@ -1189,8 +1162,8 @@ TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TEXTINFO:"textinfo",TI
 POSINSET:"posinset",PRESSED:"pressed",READONLY:"readonly",RELEVANT:"relevant",REQUIRED:"required",ROWINDEX:"rowindex",SELECTED:"selected",SETSIZE:"setsize",SORT:"sort",VALUEMAX:"valuemax",VALUEMIN:"valuemin",VALUENOW:"valuenow",VALUETEXT:"valuetext"};goog.a11y.aria.AutoCompleteValues={INLINE:"inline",LIST:"list",BOTH:"both",NONE:"none"};goog.a11y.aria.DropEffectValues={COPY:"copy",MOVE:"move",LINK:"link",EXECUTE:"execute",POPUP:"popup",NONE:"none"};
 goog.a11y.aria.LivePriority={OFF:"off",POLITE:"polite",ASSERTIVE:"assertive"};goog.a11y.aria.OrientationValues={VERTICAL:"vertical",HORIZONTAL:"horizontal"};goog.a11y.aria.RelevantValues={ADDITIONS:"additions",REMOVALS:"removals",TEXT:"text",ALL:"all"};goog.a11y.aria.SortValues={ASCENDING:"ascending",DESCENDING:"descending",NONE:"none",OTHER:"other"};goog.a11y.aria.CheckedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};
 goog.a11y.aria.ExpandedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.GrabbedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.InvalidValues={FALSE:"false",TRUE:"true",GRAMMAR:"grammar",SPELLING:"spelling"};goog.a11y.aria.PressedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};goog.a11y.aria.SelectedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.datatables={};
-goog.a11y.aria.datatables.getDefaultValuesMap=function(){goog.a11y.aria.DefaultStateValueMap_||(goog.a11y.aria.DefaultStateValueMap_=goog.object.create(goog.a11y.aria.State.ATOMIC,!1,goog.a11y.aria.State.AUTOCOMPLETE,"none",goog.a11y.aria.State.DROPEFFECT,"none",goog.a11y.aria.State.HASPOPUP,!1,goog.a11y.aria.State.LIVE,"off",goog.a11y.aria.State.MULTILINE,!1,goog.a11y.aria.State.MULTISELECTABLE,!1,goog.a11y.aria.State.ORIENTATION,"vertical",goog.a11y.aria.State.READONLY,!1,goog.a11y.aria.State.RELEVANT,
-"additions text",goog.a11y.aria.State.REQUIRED,!1,goog.a11y.aria.State.SORT,"none",goog.a11y.aria.State.BUSY,!1,goog.a11y.aria.State.DISABLED,!1,goog.a11y.aria.State.HIDDEN,!1,goog.a11y.aria.State.INVALID,"false"));return goog.a11y.aria.DefaultStateValueMap_};goog.a11y.aria.ARIA_PREFIX_="aria-";goog.a11y.aria.ROLE_ATTRIBUTE_="role";
+goog.a11y.aria.datatables.getDefaultValuesMap=function(){goog.a11y.aria.DefaultStateValueMap_||(goog.a11y.aria.DefaultStateValueMap_={[goog.a11y.aria.State.ATOMIC]:!1,[goog.a11y.aria.State.AUTOCOMPLETE]:"none",[goog.a11y.aria.State.DROPEFFECT]:"none",[goog.a11y.aria.State.HASPOPUP]:!1,[goog.a11y.aria.State.LIVE]:"off",[goog.a11y.aria.State.MULTILINE]:!1,[goog.a11y.aria.State.MULTISELECTABLE]:!1,[goog.a11y.aria.State.ORIENTATION]:"vertical",[goog.a11y.aria.State.READONLY]:!1,[goog.a11y.aria.State.RELEVANT]:"additions text",
+[goog.a11y.aria.State.REQUIRED]:!1,[goog.a11y.aria.State.SORT]:"none",[goog.a11y.aria.State.BUSY]:!1,[goog.a11y.aria.State.DISABLED]:!1,[goog.a11y.aria.State.HIDDEN]:!1,[goog.a11y.aria.State.INVALID]:"false"});return goog.a11y.aria.DefaultStateValueMap_};goog.a11y.aria.ARIA_PREFIX_="aria-";goog.a11y.aria.ROLE_ATTRIBUTE_="role";
 goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_=goog.object.createSet([goog.dom.TagName.A,goog.dom.TagName.AREA,goog.dom.TagName.BUTTON,goog.dom.TagName.HEAD,goog.dom.TagName.INPUT,goog.dom.TagName.LINK,goog.dom.TagName.MENU,goog.dom.TagName.META,goog.dom.TagName.OPTGROUP,goog.dom.TagName.OPTION,goog.dom.TagName.PROGRESS,goog.dom.TagName.STYLE,goog.dom.TagName.SELECT,goog.dom.TagName.SOURCE,goog.dom.TagName.TEXTAREA,goog.dom.TagName.TITLE,goog.dom.TagName.TRACK]);
 goog.a11y.aria.CONTAINER_ROLES_=[goog.a11y.aria.Role.COMBOBOX,goog.a11y.aria.Role.GRID,goog.a11y.aria.Role.GROUP,goog.a11y.aria.Role.LISTBOX,goog.a11y.aria.Role.MENU,goog.a11y.aria.Role.MENUBAR,goog.a11y.aria.Role.RADIOGROUP,goog.a11y.aria.Role.ROW,goog.a11y.aria.Role.ROWGROUP,goog.a11y.aria.Role.TAB_LIST,goog.a11y.aria.Role.TEXTBOX,goog.a11y.aria.Role.TOOLBAR,goog.a11y.aria.Role.TREE,goog.a11y.aria.Role.TREEGRID];
 goog.a11y.aria.setRole=function(a,b){b?(goog.asserts.ENABLE_ASSERTS&&goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.Role,b),"No such ARIA role "+b),a.setAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_,b)):goog.a11y.aria.removeRole(a)};goog.a11y.aria.getRole=function(a){return a.getAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)||null};goog.a11y.aria.removeRole=function(a){a.removeAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)};
@@ -1239,27 +1212,27 @@ goog.ui.ContainerRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);v
 goog.ui.ContainerRenderer.prototype.setStateFromClassName=function(a,b,c){b==c+"-disabled"?a.setEnabled(!1):b==c+"-horizontal"?a.setOrientation(goog.ui.Container.Orientation.HORIZONTAL):b==c+"-vertical"&&a.setOrientation(goog.ui.Container.Orientation.VERTICAL)};
 goog.ui.ContainerRenderer.prototype.decorateChildren=function(a,b,c){if(b){c=c||b.firstChild;for(var d;c&&c.parentNode==b;){d=c.nextSibling;if(c.nodeType==goog.dom.NodeType.ELEMENT){var e=this.getDecoratorForChild(c);e&&(e.setElementInternal(c),a.isEnabled()||e.setEnabled(!1),a.addChild(e),e.decorate(c))}else c.nodeValue&&""!=goog.string.trim(c.nodeValue)||b.removeChild(c);c=d}}};goog.ui.ContainerRenderer.prototype.getDecoratorForChild=function(a){return goog.ui.registry.getDecorator(a)};
 goog.ui.ContainerRenderer.prototype.initializeDom=function(a){a=a.getElement();goog.asserts.assert(a,"The container DOM element cannot be null.");goog.style.setUnselectable(a,!0,goog.userAgent.GECKO);goog.userAgent.IE&&(a.hideFocus=!0);var b=this.getAriaRole();b&&goog.a11y.aria.setRole(a,b)};goog.ui.ContainerRenderer.prototype.getKeyEventTarget=function(a){return a.getElement()};goog.ui.ContainerRenderer.prototype.getCssClass=function(){return goog.ui.ContainerRenderer.CSS_CLASS};
-goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=a.getOrientation()==goog.ui.Container.Orientation.HORIZONTAL;c=[b,c?b+"-horizontal":b+"-vertical"];a.isEnabled()||c.push(b+"-disabled");return c};goog.ui.ContainerRenderer.prototype.getDefaultOrientation=function(){return goog.ui.Container.Orientation.VERTICAL};goog.ui.ControlRenderer=function(){};goog.addSingletonGetter(goog.ui.ControlRenderer);goog.ui.ControlRenderer.getCustomRenderer=function(a,b){a=new a;a.getCssClass=function(){return b};return a};goog.ui.ControlRenderer.CSS_CLASS="goog-control";goog.ui.ControlRenderer.IE6_CLASS_COMBINATIONS=[];
-goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_=goog.object.create(goog.a11y.aria.Role.BUTTON,goog.a11y.aria.State.PRESSED,goog.a11y.aria.Role.CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.MENU_ITEM_CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM_RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.TAB,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.TREEITEM,
-goog.a11y.aria.State.SELECTED);goog.ui.ControlRenderer.prototype.getAriaRole=function(){};goog.ui.ControlRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getClassNames(a).join(" "),a.getContent())};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
+goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=a.getOrientation()==goog.ui.Container.Orientation.HORIZONTAL;c=[b,c?b+"-horizontal":b+"-vertical"];a.isEnabled()||c.push(b+"-disabled");return c};goog.ui.ContainerRenderer.prototype.getDefaultOrientation=function(){return goog.ui.Container.Orientation.VERTICAL};goog.ui.ControlContent={};goog.ui.ControlRenderer=function(){};goog.addSingletonGetter(goog.ui.ControlRenderer);goog.ui.ControlRenderer.getCustomRenderer=function(a,b){a=new a;a.getCssClass=function(){return b};return a};goog.ui.ControlRenderer.CSS_CLASS="goog-control";goog.ui.ControlRenderer.IE6_CLASS_COMBINATIONS=[];
+goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_={[goog.a11y.aria.Role.BUTTON]:goog.a11y.aria.State.PRESSED,[goog.a11y.aria.Role.CHECKBOX]:goog.a11y.aria.State.CHECKED,[goog.a11y.aria.Role.MENU_ITEM]:goog.a11y.aria.State.SELECTED,[goog.a11y.aria.Role.MENU_ITEM_CHECKBOX]:goog.a11y.aria.State.CHECKED,[goog.a11y.aria.Role.MENU_ITEM_RADIO]:goog.a11y.aria.State.CHECKED,[goog.a11y.aria.Role.RADIO]:goog.a11y.aria.State.CHECKED,[goog.a11y.aria.Role.TAB]:goog.a11y.aria.State.SELECTED,[goog.a11y.aria.Role.TREEITEM]:goog.a11y.aria.State.SELECTED};
+goog.ui.ControlRenderer.prototype.getAriaRole=function(){};goog.ui.ControlRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getClassNames(a).join(" "),a.getContent())};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
 goog.ui.ControlRenderer.prototype.enableClassName=function(a,b,c){if(a=a.getElement?a.getElement():a){var d=[b];goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&(d=this.getAppliedCombinedClassNames_(goog.dom.classlist.get(a),b),d.push(b));goog.dom.classlist.enableAll(a,d,c)}};goog.ui.ControlRenderer.prototype.enableExtraClassName=function(a,b,c){this.enableClassName(a,b,c)};goog.ui.ControlRenderer.prototype.canDecorate=function(a){return!0};
-goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,l=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(l,function(n){g||n!=e?h||n!=f?d|=this.getStateFromClass(n):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(n)==goog.ui.Component.State.DISABLED&&
-(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(l.push(e),f==e&&(h=!0));h||l.push(f);(a=a.getExtraClassNames())&&l.push.apply(l,a);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var m=this.getAppliedCombinedClassNames_(l);0<m.length&&(l.push.apply(l,m),k=!0)}g&&h&&!a&&!k||goog.dom.classlist.set(b,l.join(" "));return b};
+goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,l=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(l,function(m){g||m!=e?h||m!=f?d|=this.getStateFromClass(m):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(m)==goog.ui.Component.State.DISABLED&&
+(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(l.push(e),f==e&&(h=!0));h||l.push(f);(a=a.getExtraClassNames())&&l.push.apply(l,a);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var p=this.getAppliedCombinedClassNames_(l);0<p.length&&(l.push.apply(l,p),k=!0)}g&&h&&!a&&!k||goog.dom.classlist.set(b,l.join(" "));return b};
 goog.ui.ControlRenderer.prototype.initializeDom=function(a){a.isRightToLeft()&&this.setRightToLeft(a.getElement(),!0);a.isEnabled()&&this.setFocusable(a,a.isVisible())};goog.ui.ControlRenderer.prototype.setAriaRole=function(a,b){if(b=b||this.getAriaRole()){goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");var c=goog.a11y.aria.getRole(a);b!=c&&goog.a11y.aria.setRole(a,b)}};
 goog.ui.ControlRenderer.prototype.setAriaStates=function(a,b){goog.asserts.assert(a);goog.asserts.assert(b);var c=a.getAriaLabel();null!=c&&this.setAriaLabel(b,c);a.isVisible()||goog.a11y.aria.setState(b,goog.a11y.aria.State.HIDDEN,!a.isVisible());a.isEnabled()||this.updateAriaState(b,goog.ui.Component.State.DISABLED,!a.isEnabled());a.isSupportedState(goog.ui.Component.State.SELECTED)&&this.updateAriaState(b,goog.ui.Component.State.SELECTED,a.isSelected());a.isSupportedState(goog.ui.Component.State.CHECKED)&&
 this.updateAriaState(b,goog.ui.Component.State.CHECKED,a.isChecked());a.isSupportedState(goog.ui.Component.State.OPENED)&&this.updateAriaState(b,goog.ui.Component.State.OPENED,a.isOpen())};goog.ui.ControlRenderer.prototype.setAriaLabel=function(a,b){goog.a11y.aria.setLabel(a,b)};goog.ui.ControlRenderer.prototype.setAllowTextSelection=function(a,b){goog.style.setUnselectable(a,!b,!goog.userAgent.IE&&!goog.userAgent.OPERA)};
 goog.ui.ControlRenderer.prototype.setRightToLeft=function(a,b){this.enableClassName(a,this.getStructuralCssClass()+"-rtl",b)};goog.ui.ControlRenderer.prototype.isFocusable=function(a){var b;return a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(b=a.getKeyEventTarget())?goog.dom.isFocusableTabIndex(b):!1};
 goog.ui.ControlRenderer.prototype.setFocusable=function(a,b){var c;if(a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(c=a.getKeyEventTarget())){if(!b&&a.isFocused()){try{c.blur()}catch(d){}a.isFocused()&&a.handleBlur(null)}goog.dom.isFocusableTabIndex(c)!=b&&goog.dom.setFocusableTabIndex(c,b)}};goog.ui.ControlRenderer.prototype.setVisible=function(a,b){goog.style.setElementShown(a,b);a&&goog.a11y.aria.setState(a,goog.a11y.aria.State.HIDDEN,!b)};
 goog.ui.ControlRenderer.prototype.setState=function(a,b,c){var d=a.getElement();if(d){var e=this.getClassForState(b);e&&this.enableClassName(a,e,c);this.updateAriaState(d,b,c)}};
-goog.ui.ControlRenderer.prototype.updateAriaState=function(a,b,c){goog.ui.ControlRenderer.ariaAttributeMap_||(goog.ui.ControlRenderer.ariaAttributeMap_=goog.object.create(goog.ui.Component.State.DISABLED,goog.a11y.aria.State.DISABLED,goog.ui.Component.State.SELECTED,goog.a11y.aria.State.SELECTED,goog.ui.Component.State.CHECKED,goog.a11y.aria.State.CHECKED,goog.ui.Component.State.OPENED,goog.a11y.aria.State.EXPANDED));goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");
-(b=goog.ui.ControlRenderer.getAriaStateForAriaRole_(a,goog.ui.ControlRenderer.ariaAttributeMap_[b]))&&goog.a11y.aria.setState(a,b,c)};goog.ui.ControlRenderer.getAriaStateForAriaRole_=function(a,b){a=goog.a11y.aria.getRole(a);if(!a)return b;a=goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_[a]||b;return goog.ui.ControlRenderer.isAriaState_(b)?a:b};goog.ui.ControlRenderer.isAriaState_=function(a){return a==goog.a11y.aria.State.CHECKED||a==goog.a11y.aria.State.SELECTED};
+goog.ui.ControlRenderer.prototype.updateAriaState=function(a,b,c){goog.ui.ControlRenderer.ariaAttributeMap_||(goog.ui.ControlRenderer.ariaAttributeMap_={[goog.ui.Component.State.DISABLED]:goog.a11y.aria.State.DISABLED,[goog.ui.Component.State.SELECTED]:goog.a11y.aria.State.SELECTED,[goog.ui.Component.State.CHECKED]:goog.a11y.aria.State.CHECKED,[goog.ui.Component.State.OPENED]:goog.a11y.aria.State.EXPANDED});goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");(b=goog.ui.ControlRenderer.getAriaStateForAriaRole_(a,
+goog.ui.ControlRenderer.ariaAttributeMap_[b]))&&goog.a11y.aria.setState(a,b,c)};goog.ui.ControlRenderer.getAriaStateForAriaRole_=function(a,b){a=goog.a11y.aria.getRole(a);if(!a)return b;a=goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_[a]||b;return goog.ui.ControlRenderer.isAriaState_(b)?a:b};goog.ui.ControlRenderer.isAriaState_=function(a){return a==goog.a11y.aria.State.CHECKED||a==goog.a11y.aria.State.SELECTED};
 goog.ui.ControlRenderer.prototype.setContent=function(a,b){var c=this.getContentElement(a);c&&(goog.dom.removeChildren(c),b&&("string"===typeof b?goog.dom.setTextContent(c,b):(a=function(d){if(d){var e=goog.dom.getOwnerDocument(c);c.appendChild("string"===typeof d?e.createTextNode(d):d)}},Array.isArray(b)?goog.array.forEach(b,a):!goog.isArrayLike(b)||"nodeType"in b?a(b):goog.array.forEach(goog.array.clone(b),a))))};goog.ui.ControlRenderer.prototype.getKeyEventTarget=function(a){return a.getElement()};
 goog.ui.ControlRenderer.prototype.getCssClass=function(){return goog.ui.ControlRenderer.CSS_CLASS};goog.ui.ControlRenderer.prototype.getIe6ClassCombinations=function(){return[]};goog.ui.ControlRenderer.prototype.getStructuralCssClass=function(){return this.getCssClass()};
 goog.ui.ControlRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=[b],d=this.getStructuralCssClass();d!=b&&c.push(d);b=this.getClassNamesForState(a.getState());c.push.apply(c,b);(a=a.getExtraClassNames())&&c.push.apply(c,a);goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&c.push.apply(c,this.getAppliedCombinedClassNames_(c));return c};
 goog.ui.ControlRenderer.prototype.getAppliedCombinedClassNames_=function(a,b){var c=[];b&&(a=goog.array.concat(a,[b]));goog.array.forEach(this.getIe6ClassCombinations(),function(d){!goog.array.every(d,goog.partial(goog.array.contains,a))||b&&!goog.array.contains(d,b)||c.push(d.join("_"))});return c};goog.ui.ControlRenderer.prototype.getClassNamesForState=function(a){for(var b=[];a;){var c=a&-a;b.push(this.getClassForState(c));a&=~c}return b};
 goog.ui.ControlRenderer.prototype.getClassForState=function(a){this.classByState_||this.createClassByStateMap_();return this.classByState_[a]};goog.ui.ControlRenderer.prototype.getStateFromClass=function(a){this.stateByClass_||this.createStateByClassMap_();a=parseInt(this.stateByClass_[a],10);return isNaN(a)?0:a};
-goog.ui.ControlRenderer.prototype.createClassByStateMap_=function(){var a=this.getStructuralCssClass(),b=!goog.string.contains(goog.string.normalizeWhitespace(a)," ");goog.asserts.assert(b,"ControlRenderer has an invalid css class: '"+a+"'");this.classByState_=goog.object.create(goog.ui.Component.State.DISABLED,a+"-disabled",goog.ui.Component.State.HOVER,a+"-hover",goog.ui.Component.State.ACTIVE,a+"-active",goog.ui.Component.State.SELECTED,a+"-selected",goog.ui.Component.State.CHECKED,a+"-checked",
-goog.ui.Component.State.FOCUSED,a+"-focused",goog.ui.Component.State.OPENED,a+"-open")};goog.ui.ControlRenderer.prototype.createStateByClassMap_=function(){this.classByState_||this.createClassByStateMap_();this.stateByClass_=goog.object.transpose(this.classByState_)};goog.ui.Control=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.registry.getDefaultRenderer(this.constructor);this.setContentInternal(void 0!==a?a:null);this.ariaLabel_=null};goog.inherits(goog.ui.Control,goog.ui.Component);goog.ui.Control.registerDecorator=goog.ui.registry.setDecoratorByClassName;goog.ui.Control.getDecorator=goog.ui.registry.getDecorator;goog.ui.Control.prototype.content_=null;goog.ui.Control.prototype.state_=0;
+goog.ui.ControlRenderer.prototype.createClassByStateMap_=function(){var a=this.getStructuralCssClass(),b=!goog.string.contains(goog.string.normalizeWhitespace(a)," ");goog.asserts.assert(b,"ControlRenderer has an invalid css class: '"+a+"'");this.classByState_={[goog.ui.Component.State.DISABLED]:a+"-disabled",[goog.ui.Component.State.HOVER]:a+"-hover",[goog.ui.Component.State.ACTIVE]:a+"-active",[goog.ui.Component.State.SELECTED]:a+"-selected",[goog.ui.Component.State.CHECKED]:a+"-checked",[goog.ui.Component.State.FOCUSED]:a+
+"-focused",[goog.ui.Component.State.OPENED]:a+"-open"}};goog.ui.ControlRenderer.prototype.createStateByClassMap_=function(){this.classByState_||this.createClassByStateMap_();this.stateByClass_=goog.object.transpose(this.classByState_)};goog.ui.Control=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.registry.getDefaultRenderer(this.constructor);this.setContentInternal(void 0!==a?a:null);this.ariaLabel_=null};goog.inherits(goog.ui.Control,goog.ui.Component);goog.ui.Control.registerDecorator=goog.ui.registry.setDecoratorByClassName;goog.ui.Control.getDecorator=goog.ui.registry.getDecorator;goog.ui.Control.prototype.content_=null;goog.ui.Control.prototype.state_=0;
 goog.ui.Control.prototype.supportedStates_=goog.ui.Component.State.DISABLED|goog.ui.Component.State.HOVER|goog.ui.Component.State.ACTIVE|goog.ui.Component.State.FOCUSED;goog.ui.Control.prototype.autoStates_=goog.ui.Component.State.ALL;goog.ui.Control.prototype.statesWithTransitionEvents_=0;goog.ui.Control.prototype.visible_=!0;goog.ui.Control.prototype.extraClassNames_=null;goog.ui.Control.prototype.handleMouseEvents_=!0;goog.ui.Control.prototype.allowTextSelection_=!1;
 goog.ui.Control.prototype.preferredAriaRole_=null;goog.ui.Control.prototype.isHandleMouseEvents=function(){return this.handleMouseEvents_};goog.ui.Control.prototype.setHandleMouseEvents=function(a){this.isInDocument()&&a!=this.handleMouseEvents_&&this.enableMouseEventHandling_(a);this.handleMouseEvents_=a};goog.ui.Control.prototype.getKeyEventTarget=function(){return this.renderer_.getKeyEventTarget(this)};
 goog.ui.Control.prototype.getKeyHandler=function(){return this.keyHandler_||(this.keyHandler_=new goog.events.KeyHandler)};goog.ui.Control.prototype.getRenderer=function(){return this.renderer_};goog.ui.Control.prototype.setRenderer=function(a){if(this.isInDocument())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.getElement()&&this.setElementInternal(null);this.renderer_=a};goog.ui.Control.prototype.getExtraClassNames=function(){return this.extraClassNames_};
@@ -1439,23 +1412,23 @@ Blockly.BlockSvg.TOP_LEFT_CORNER="A "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly
 Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER="a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;
 Blockly.BlockSvg.prototype.render=function(a){Blockly.Field.startCache();this.rendered=!0;var b=Blockly.BlockSvg.SEP_SPACE_X;this.RTL&&(b=-b);for(var c=this.getIcons(),d=0;d<c.length;d++)b=c[d].renderIcon(b);b+=this.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;c=this.renderCompute_(b);this.renderDraw_(b,c);!1!==a&&((a=this.getParent())?a.render(!0):Blockly.asyncSvgResize(this.workspace));Blockly.Field.stopCache()};
 Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){c+=Blockly.BlockSvg.INLINE_PADDING_Y;this.RTL&&(b=-b);for(var d=0,e;e=a[d];d++){var f=e.getSvgRoot();f&&(this.RTL?(b-=e.renderSep+e.renderWidth,f.setAttribute("transform","translate("+b+","+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(f.setAttribute("transform","translate("+(b+e.renderSep)+","+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X)))}return this.RTL?-b:b};
-Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.getInputsInline()&&!this.isCollapsed(),m=0,n;n=b[m];m++)if(n.isVisible()){if(l&&k&&k!=Blockly.NEXT_STATEMENT&&n.type!=Blockly.NEXT_STATEMENT)var p=c[c.length-1];else k=n.type,p=[],p.type=l&&
-n.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:n.type,p.height=0,c.push(p);p.push(n);n.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;n.renderWidth=l&&n.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(n.connection&&n.connection.isConnected()){var q=n.connection.targetBlock().getHeightWidth();n.renderHeight=Math.max(n.renderHeight,q.height);n.renderWidth=Math.max(n.renderWidth,q.width)}l||m!=b.length-1?!l&&n.type==Blockly.INPUT_VALUE&&b[m+1]&&b[m+1].type==
-Blockly.NEXT_STATEMENT&&n.renderHeight--:n.renderHeight--;p.height=Math.max(p.height,n.renderHeight);n.fieldWidth=0;1==c.length&&(n.fieldWidth+=this.RTL?-a:a);q=!1;for(var t=0,r;r=n.fieldRow[t];t++)if(r.isVisible()){0!=t&&(n.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=r.getSize();r.renderWidth=u.width;r.renderSep=q&&r.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;n.fieldWidth+=r.renderWidth+r.renderSep;p.height=Math.max(p.height,u.height);q=r.EDITABLE}else r.renderSep=0;p.type!=Blockly.BlockSvg.INLINE&&
-(p.type==Blockly.NEXT_STATEMENT?(g=!0,e=Math.max(e,n.fieldWidth)):(p.type==Blockly.INPUT_VALUE?f=!0:p.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,n.fieldWidth)))}for(a=0;p=c[a];a++)if(p.thicker=!1,p.type==Blockly.BlockSvg.INLINE)for(b=0;n=p[b];b++)if(n.type==Blockly.INPUT_VALUE){p.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;p.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,
+Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.getInputsInline()&&!this.isCollapsed(),p=0,m;m=b[p];p++)if(m.isVisible()){if(l&&k&&k!=Blockly.NEXT_STATEMENT&&m.type!=Blockly.NEXT_STATEMENT)var n=c[c.length-1];else k=m.type,n=[],n.type=l&&
+m.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:m.type,n.height=0,c.push(n);n.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.isConnected()){var r=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,r.height);m.renderWidth=Math.max(m.renderWidth,r.width)}l||p!=b.length-1?!l&&m.type==Blockly.INPUT_VALUE&&b[p+1]&&b[p+1].type==
+Blockly.NEXT_STATEMENT&&m.renderHeight--:m.renderHeight--;n.height=Math.max(n.height,m.renderHeight);m.fieldWidth=0;1==c.length&&(m.fieldWidth+=this.RTL?-a:a);r=!1;for(var t=0,q;q=m.fieldRow[t];t++)if(q.isVisible()){0!=t&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=q.getSize();q.renderWidth=u.width;q.renderSep=r&&q.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=q.renderWidth+q.renderSep;n.height=Math.max(n.height,u.height);r=q.EDITABLE}else q.renderSep=0;n.type!=Blockly.BlockSvg.INLINE&&
+(n.type==Blockly.NEXT_STATEMENT?(g=!0,e=Math.max(e,m.fieldWidth)):(n.type==Blockly.INPUT_VALUE?f=!0:n.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,m.fieldWidth)))}for(a=0;n=c[a];a++)if(n.thicker=!1,n.type==Blockly.BlockSvg.INLINE)for(b=0;m=n[b];b++)if(m.type==Blockly.INPUT_VALUE){n.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;n.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,
 d+2*Blockly.BlockSvg.SEP_SPACE_X+Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
 Blockly.BlockSvg.prototype.renderDraw_=function(a,b){this.startHat_=!1;this.height=0;if(this.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.previousConnection){var c=this.previousConnection.targetBlock();c&&c.getNextBlock()==this&&(this.squareTopLeftCorner_=!0)}else Blockly.BlockSvg.START_HAT&&(this.startHat_=this.squareTopLeftCorner_=!0,this.height+=Blockly.BlockSvg.START_HAT_HEIGHT,b.rightEdge=Math.max(b.rightEdge,
 100));this.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}c=this.getRelativeToSurfaceXY();var d=[],e=[],f=[];this.renderDrawTop_(d,f,c,b.rightEdge);a=this.renderDrawRight_(d,f,e,[],c,b,a);this.renderDrawBottom_(d,f,c,a);this.renderDrawLeft_(d,f,c,a);a=d.join(" ")+"\n"+e.join(" ");this.svgPath_.setAttribute("d",a);this.RTL&&this.svgPath_.setAttribute("transform","scale(-1 1)")};
 Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b,c,d){this.squareTopLeftCorner_?(a.push("m 0,0"),b.push("m 0.5,0.5"),this.startHat_&&(a.push(Blockly.BlockSvg.START_HAT_PATH),b.push(this.RTL?Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL:Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR))):(a.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),b.push(this.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),a.push(Blockly.BlockSvg.TOP_LEFT_CORNER),b.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));
 this.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),a.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),b.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.previousConnection.moveTo(c.x+(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH),c.y));a.push("H",d);b.push("H",d-.5);this.width=d};
-Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f,g){for(d=0;d<this.svgPathInput_.length;d++)this.svgGroup_.removeChild(this.svgPathInput_[d]);this.svgPathInput_=[];d=0;for(var h,k,l=0,m;m=f[l];l++){var n=Blockly.BlockSvg.SEP_SPACE_X;0==l&&(n+=this.RTL?-g:g);if(this.isCollapsed()){var p=m[0];h=d;this.renderFields_(p.fieldRow,n,h);a.push(Blockly.BlockSvg.JAGGED_TEETH);a.push("v",m.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT);this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(m.type==
-Blockly.BlockSvg.INLINE){for(var q=0;p=m[q];q++)h=d,m.thicker&&(h+=Blockly.BlockSvg.INLINE_PADDING_Y),n=this.renderFields_(p.fieldRow,n,h),p.type!=Blockly.DUMMY_INPUT&&(n+=p.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),p.type==Blockly.INPUT_VALUE&&(c.push("M",n-Blockly.BlockSvg.SEP_SPACE_X+","+(d+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-p.renderWidth),c.push("v","1"),c.push(Blockly.BlockSvg.TAB_PATH_DOWN_INNER),this.drawInputType_(p,l,n-Blockly.BlockSvg.SEP_SPACE_X+
-Blockly.BlockSvg.TAB_WIDTH-2-p.renderWidth,d+Blockly.BlockSvg.INLINE_PADDING_Y+1),c.push("v",p.renderHeight-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",p.renderWidth+2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),h=this.RTL?e.x-n-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+p.renderWidth+1:e.x+n+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-p.renderWidth-1,k=e.y+d+Blockly.BlockSvg.INLINE_PADDING_Y+1,p.connection.moveTo(h,k),p.connection.isConnected()&&p.connection.tighten_());n=Math.max(n,
-f.rightEdge);this.width=Math.max(this.width,n);a.push("H",n);a.push("v",m.height)}else m.type==Blockly.INPUT_VALUE?(p=m[0],h=d,p.align!=Blockly.ALIGN_LEFT&&(q=f.rightEdge-p.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,p.align==Blockly.ALIGN_RIGHT?n+=q:p.align==Blockly.ALIGN_CENTRE&&(n+=q/2)),this.renderFields_(p.fieldRow,n,h),a.push(Blockly.BlockSvg.TAB_PATH_DOWN_INNER),this.drawInputType_(p,l,f.rightEdge,d),a.push("v",m.height-Blockly.BlockSvg.TAB_HEIGHT),h=e.x+(this.RTL?
--f.rightEdge-1:f.rightEdge+1),k=e.y+d,p.connection.moveTo(h,k),p.connection.isConnected()&&(p.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+p.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):m.type==Blockly.DUMMY_INPUT?(p=m[0],h=d,p.align!=Blockly.ALIGN_LEFT&&(q=f.rightEdge-p.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,f.hasValue&&(q-=Blockly.BlockSvg.TAB_WIDTH),p.align==Blockly.ALIGN_RIGHT?n+=q:p.align==Blockly.ALIGN_CENTRE&&(n+=q/2)),this.renderFields_(p.fieldRow,
-n,h),a.push("v",m.height),this.RTL&&b.push("v",m.height-1)):m.type==Blockly.NEXT_STATEMENT&&(p=m[0],0==l&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),d+=Blockly.BlockSvg.SEP_SPACE_Y),h=d,p.align!=Blockly.ALIGN_LEFT&&(q=f.statementEdge-p.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,p.align==Blockly.ALIGN_RIGHT?n+=q:p.align==Blockly.ALIGN_CENTRE&&(n+=q/2)),this.renderFields_(p.fieldRow,n,h),n=f.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",n+1),
-a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",m.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",f.rightEdge),h=e.x+(this.RTL?-n:n+1),k=e.y+d+1,p.connection.moveTo(h,k),p.connection.isConnected()&&(p.connection.tighten_(),this.width=Math.max(this.width,f.statementEdge+p.connection.targetBlock().getHeightWidth().width)),l==f.length-1||f[l+1].type==Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),d+=Blockly.BlockSvg.SEP_SPACE_Y);
-d+=m.height}f.length||(d=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",d));return d};
+Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f,g){for(d=0;d<this.svgPathInput_.length;d++)this.svgGroup_.removeChild(this.svgPathInput_[d]);this.svgPathInput_=[];d=0;for(var h,k,l=0,p;p=f[l];l++){var m=Blockly.BlockSvg.SEP_SPACE_X;0==l&&(m+=this.RTL?-g:g);if(this.isCollapsed()){var n=p[0];h=d;this.renderFields_(n.fieldRow,m,h);a.push(Blockly.BlockSvg.JAGGED_TEETH);a.push("v",p.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT);this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(p.type==
+Blockly.BlockSvg.INLINE){for(var r=0;n=p[r];r++)h=d,p.thicker&&(h+=Blockly.BlockSvg.INLINE_PADDING_Y),m=this.renderFields_(n.fieldRow,m,h),n.type!=Blockly.DUMMY_INPUT&&(m+=n.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),n.type==Blockly.INPUT_VALUE&&(c.push("M",m-Blockly.BlockSvg.SEP_SPACE_X+","+(d+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),c.push("v","1"),c.push(Blockly.BlockSvg.TAB_PATH_DOWN_INNER),this.drawInputType_(n,l,m-Blockly.BlockSvg.SEP_SPACE_X+
+Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth,d+Blockly.BlockSvg.INLINE_PADDING_Y+1),c.push("v",n.renderHeight-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",n.renderWidth+2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),h=this.RTL?e.x-m-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:e.x+m+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,k=e.y+d+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.moveTo(h,k),n.connection.isConnected()&&n.connection.tighten_());m=Math.max(m,
+f.rightEdge);this.width=Math.max(this.width,m);a.push("H",m);a.push("v",p.height)}else p.type==Blockly.INPUT_VALUE?(n=p[0],h=d,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?m+=r:n.align==Blockly.ALIGN_CENTRE&&(m+=r/2)),this.renderFields_(n.fieldRow,m,h),a.push(Blockly.BlockSvg.TAB_PATH_DOWN_INNER),this.drawInputType_(n,l,f.rightEdge,d),a.push("v",p.height-Blockly.BlockSvg.TAB_HEIGHT),h=e.x+(this.RTL?
+-f.rightEdge-1:f.rightEdge+1),k=e.y+d,n.connection.moveTo(h,k),n.connection.isConnected()&&(n.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+n.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):p.type==Blockly.DUMMY_INPUT?(n=p[0],h=d,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,f.hasValue&&(r-=Blockly.BlockSvg.TAB_WIDTH),n.align==Blockly.ALIGN_RIGHT?m+=r:n.align==Blockly.ALIGN_CENTRE&&(m+=r/2)),this.renderFields_(n.fieldRow,
+m,h),a.push("v",p.height),this.RTL&&b.push("v",p.height-1)):p.type==Blockly.NEXT_STATEMENT&&(n=p[0],0==l&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),d+=Blockly.BlockSvg.SEP_SPACE_Y),h=d,n.align!=Blockly.ALIGN_LEFT&&(r=f.statementEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?m+=r:n.align==Blockly.ALIGN_CENTRE&&(m+=r/2)),this.renderFields_(n.fieldRow,m,h),m=f.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",m+1),
+a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",f.rightEdge),h=e.x+(this.RTL?-m:m+1),k=e.y+d+1,n.connection.moveTo(h,k),n.connection.isConnected()&&(n.connection.tighten_(),this.width=Math.max(this.width,f.statementEdge+n.connection.targetBlock().getHeightWidth().width)),l==f.length-1||f[l+1].type==Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),d+=Blockly.BlockSvg.SEP_SPACE_Y);
+d+=p.height}f.length||(d=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",d));return d};
 Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c,d){this.height+=d+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.moveTo(this.RTL?c.x-Blockly.BlockSvg.NOTCH_WIDTH:c.x+Blockly.BlockSvg.NOTCH_WIDTH,c.y+d+1),this.nextConnection.isConnected()&&this.nextConnection.tighten_(),this.height+=4);this.squareBottomLeftCorner_?a.push("H 0"):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),a.push("a",Blockly.BlockSvg.CORNER_RADIUS+
 ","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS))};
 Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b,c,d){this.svgPathOutput_&&this.svgPathOutput_.parentNode&&this.svgPathOutput_.parentNode.removeChild(this.svgPathOutput_);this.outputConnection&&(this.outputConnection.moveTo(c.x,c.y),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),this.outputConnection.check_?(b=1<this.outputConnection.check_.length?null:this.outputConnection.check_[0],this.svgPathOutput_=Blockly.createSvgElement("path",{d:"M 0,"+Blockly.BlockSvg.TAB_HEIGHT+Blockly.BlockSvg.TAB_PATH_DOWN_OUTER+
@@ -1525,7 +1498,7 @@ darkgrey:"#a9a9a9",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#55
 ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",green:"#008000",greenyellow:"#adff2f",grey:"#808080",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgreen:"#90ee90",lightgrey:"#d3d3d3",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",
 lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370db",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",
 moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#db7093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",
-seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"};goog.color.parse=function(a){var b={};a=String(a);var c=goog.color.prependHashIfNecessaryHelper(a);if(goog.color.isValidHexColor_(c))return b.hex=goog.color.normalizeHex(c),b.type="hex",b;c=goog.color.isValidRgbColor_(a);if(c.length)return b.hex=goog.color.rgbArrayToHex(c),b.type="rgb",b;if(goog.color.names&&(c=goog.color.names[a.toLowerCase()]))return b.hex=c,b.type="named",b;throw Error(a+" is not a valid color string");};
+seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"};goog.color.Hsl={};goog.color.Hsv={};goog.color.Rgb={};goog.color.parse=function(a){var b={};a=String(a);var c=goog.color.prependHashIfNecessaryHelper(a);if(goog.color.isValidHexColor_(c))return b.hex=goog.color.normalizeHex(c),b.type="hex",b;c=goog.color.isValidRgbColor_(a);if(c.length)return b.hex=goog.color.rgbArrayToHex(c),b.type="rgb",b;if(goog.color.names&&(c=goog.color.names[a.toLowerCase()]))return b.hex=c,b.type="named",b;throw Error(a+" is not a valid color string");};
 goog.color.isValidColor=function(a){var b=goog.color.prependHashIfNecessaryHelper(a);return!!(goog.color.isValidHexColor_(b)||goog.color.isValidRgbColor_(a).length||goog.color.names&&goog.color.names[a.toLowerCase()])};goog.color.parseRgb=function(a){var b=goog.color.isValidRgbColor_(a);if(!b.length)throw Error(a+" is not a valid RGB color");return b};goog.color.hexToRgbStyle=function(a){return goog.color.rgbStyle_(goog.color.hexToRgb(a))};goog.color.hexTripletRe_=/#(.)(.)(.)/;
 goog.color.normalizeHex=function(a){if(!goog.color.isValidHexColor_(a))throw Error("'"+a+"' is not a valid hex color");4==a.length&&(a=a.replace(goog.color.hexTripletRe_,"#$1$1$2$2$3$3"));return a.toLowerCase()};goog.color.hexToRgb=function(a){a=goog.color.normalizeHex(a);a=parseInt(a.substr(1),16);return[a>>16,a>>8&255,a&255]};
 goog.color.rgbToHex=function(a,b,c){a=Number(a);b=Number(b);c=Number(c);if(a!=(a&255)||b!=(b&255)||c!=(c&255))throw Error('"('+a+","+b+","+c+'") is not a valid RGB color');b=a<<16|b<<8|c;return 16>a?"#"+(16777216|b).toString(16).substr(1):"#"+b.toString(16)};goog.color.rgbArrayToHex=function(a){return goog.color.rgbToHex(a[0],a[1],a[2])};
@@ -1537,7 +1510,7 @@ goog.color.rgbToHsv=function(a,b,c){var d=Math.max(Math.max(a,b),c),e=Math.min(M
 goog.color.hslToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a,b,c))};goog.color.hslArrayToHex=function(a){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a[0],a[1],a[2]))};goog.color.hexToHsv=function(a){return goog.color.rgbArrayToHsv(goog.color.hexToRgb(a))};goog.color.hsvToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hsvToRgb(a,b,c))};goog.color.hsvArrayToHex=function(a){return goog.color.hsvToHex(a[0],a[1],a[2])};
 goog.color.hslDistance=function(a,b){var c=.5>=a[2]?a[1]*a[2]:a[1]*(1-a[2]);var d=.5>=b[2]?b[1]*b[2]:b[1]*(1-b[2]);return(a[2]-b[2])*(a[2]-b[2])+c*c+d*d-2*c*d*Math.cos(2*(a[0]/360-b[0]/360)*Math.PI)};goog.color.blend=function(a,b,c){c=goog.math.clamp(c,0,1);return[Math.round(b[0]+c*(a[0]-b[0])),Math.round(b[1]+c*(a[1]-b[1])),Math.round(b[2]+c*(a[2]-b[2]))]};goog.color.darken=function(a,b){return goog.color.blend([0,0,0],a,b)};
 goog.color.lighten=function(a,b){return goog.color.blend([255,255,255],a,b)};goog.color.highContrast=function(a,b){for(var c=[],d=0;d<b.length;d++)c.push({color:b[d],diff:goog.color.yiqBrightnessDiff_(b[d],a)+goog.color.colorDiff_(b[d],a)});c.sort(function(e,f){return f.diff-e.diff});return c[0].color};goog.color.yiqBrightness_=function(a){return Math.round((299*a[0]+587*a[1]+114*a[2])/1E3)};goog.color.yiqBrightnessDiff_=function(a,b){return Math.abs(goog.color.yiqBrightness_(a)-goog.color.yiqBrightness_(b))};
-goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
+goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.iter={};goog.iter.Iterable={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
 goog.iter.toIterator=function(a){if(a instanceof goog.iter.Iterator)return a;if("function"==typeof a.__iterator__)return a.__iterator__(!1);if(goog.isArrayLike(a)){var b=0,c=new goog.iter.Iterator;c.next=function(){for(;;){if(b>=a.length)throw goog.iter.StopIteration;if(b in a)return a[b++];b++}};return c}throw Error("Not implemented");};
 goog.iter.forEach=function(a,b,c){if(goog.isArrayLike(a))try{goog.array.forEach(a,b,c)}catch(d){if(d!==goog.iter.StopIteration)throw d;}else{a=goog.iter.toIterator(a);try{for(;;)b.call(c,a.next(),void 0,a)}catch(d){if(d!==goog.iter.StopIteration)throw d;}}};goog.iter.filter=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var e=d.next();if(b.call(c,e,void 0,d))return e}};return a};
 goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=+b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var h=d;d+=f;return h};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
@@ -1578,7 +1551,7 @@ goog.ui.PaletteRenderer.prototype.createGrid=function(a,b,c){for(var d=[],e=0,f=
 goog.ui.PaletteRenderer.prototype.createRow=function(a,b){a=b.createDom(goog.dom.TagName.TR,this.getCssClass()+"-row",a);goog.a11y.aria.setRole(a,goog.a11y.aria.Role.ROW);return a};
 goog.ui.PaletteRenderer.prototype.createCell=function(a,b){a=b.createDom(goog.dom.TagName.TD,{"class":this.getCssClass()+"-cell",id:this.getCssClass()+"-cell-"+goog.ui.PaletteRenderer.cellId_++},a);goog.a11y.aria.setRole(a,goog.a11y.aria.Role.GRIDCELL);goog.a11y.aria.setState(a,goog.a11y.aria.State.SELECTED,!1);this.maybeUpdateAriaLabel_(a);return a};
 goog.ui.PaletteRenderer.prototype.maybeUpdateAriaLabel_=function(a){if(!goog.dom.getTextContent(a)&&!goog.a11y.aria.getLabel(a)){for(var b=new goog.dom.NodeIterator(a),c="",d;!c&&(d=goog.iter.nextOrValue(b,null));)d.nodeType==goog.dom.NodeType.ELEMENT&&(c=goog.a11y.aria.getLabel(d)||d.title);c&&goog.a11y.aria.setLabel(a,c)}};goog.ui.PaletteRenderer.prototype.canDecorate=function(a){return!1};goog.ui.PaletteRenderer.prototype.decorate=function(a,b){return null};
-goog.ui.PaletteRenderer.prototype.setContent=function(a,b){if(a){var c=goog.dom.getElementsByTagNameAndClass(goog.dom.TagName.TBODY,this.getCssClass()+"-body",a)[0];if(c){var d=0;goog.array.forEach(c.rows,function(k){goog.array.forEach(k.cells,function(l){goog.dom.removeChildren(l);goog.a11y.aria.removeState(l,goog.a11y.aria.State.LABEL);if(b){var m=b[d++];m&&(goog.dom.appendChild(l,m),this.maybeUpdateAriaLabel_(l))}},this)},this);if(d<b.length){for(var e=[],f=goog.dom.getDomHelper(a),g=goog.dom.dataset.get(a,
+goog.ui.PaletteRenderer.prototype.setContent=function(a,b){if(a){var c=goog.dom.getElementsByTagNameAndClass(goog.dom.TagName.TBODY,this.getCssClass()+"-body",a)[0];if(c){var d=0;goog.array.forEach(c.rows,function(k){goog.array.forEach(k.cells,function(l){goog.dom.removeChildren(l);goog.a11y.aria.removeState(l,goog.a11y.aria.State.LABEL);if(b){var p=b[d++];p&&(goog.dom.appendChild(l,p),this.maybeUpdateAriaLabel_(l))}},this)},this);if(d<b.length){for(var e=[],f=goog.dom.getDomHelper(a),g=goog.dom.dataset.get(a,
 goog.ui.PaletteRenderer.GRID_WIDTH_ATTRIBUTE);d<b.length;){var h=b[d++];e.push(this.createCell(h,f));e.length==g&&(h=this.createRow(e,f),goog.dom.appendChild(c,h),e.length=0)}if(0<e.length){for(;e.length<g;)e.push(this.createCell("",f));h=this.createRow(e,f);goog.dom.appendChild(c,h)}}}goog.style.setUnselectable(a,!0,goog.userAgent.GECKO)}};
 goog.ui.PaletteRenderer.prototype.getContainingItem=function(a,b){for(a=a.getElement();b&&b.nodeType==goog.dom.NodeType.ELEMENT&&b!=a;){if(b.tagName==goog.dom.TagName.TD&&goog.dom.classlist.contains(b,this.getCssClass()+"-cell"))return b.firstChild;b=b.parentNode}return null};
 goog.ui.PaletteRenderer.prototype.highlightCell=function(a,b,c){b&&(b=this.getCellForItem(b),goog.asserts.assert(b),goog.dom.classlist.enable(b,this.getCssClass()+"-cell-hover",c),c?goog.a11y.aria.setState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT,b.id):b.id==goog.a11y.aria.getState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT)&&goog.a11y.aria.removeState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT))};
@@ -1670,7 +1643,7 @@ Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/\n(.)/
 Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];goog.asserts.assertFunction(b,'Language "%s" does not know how to generate code for block type "%s".',this.name_,a.type);b=b.call(a,a);if(Array.isArray(b))return goog.asserts.assert(a.outputConnection,'Expecting string from statement block "%s".',a.type),[this.scrub_(a,b[0]),b[1]];if("string"==typeof b)return this.STATEMENT_PREFIX&&(b=this.STATEMENT_PREFIX.replace(/%1/g,
 "'"+a.id+"'")+b),this.scrub_(a,b);if(null===b)return"";goog.asserts.fail("Invalid code generated: %s",b)};
 Blockly.Generator.prototype.valueToCode=function(a,b,c){isNaN(c)&&goog.asserts.fail('Expecting valid order from block "%s".',a.type);a=a.getInputTargetBlock(b);if(!a)return"";var d=this.blockToCode(a);if(""===d)return"";goog.asserts.assertArray(d,'Expecting tuple from value block "%s".',a.type);b=d[0];d=d[1];isNaN(d)&&goog.asserts.fail('Expecting valid order from value block "%s".',a.type);b&&c<=d&&(c!=d||0!=c&&99!=c)&&(b="("+b+")");return b};
-Blockly.Generator.prototype.statementToCode=function(a,b){a=a.getInputTargetBlock(b);b=this.blockToCode(a);goog.asserts.assertString(b,'Expecting code from statement block "%s".',a&&a.type);b&&(b=this.prefixLines(b,this.INDENT));return b};Blockly.Generator.prototype.addLoopTrap=function(a,b){this.INFINITE_LOOP_TRAP&&(a=this.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+b+"'")+a);this.STATEMENT_PREFIX&&(a+=this.prefixLines(this.STATEMENT_PREFIX.replace(/%1/g,"'"+b+"'"),this.INDENT));return a};
+Blockly.Generator.prototype.statementToCode=function(a,b){a=a.getInputTargetBlock(b);b=this.blockToCode(a);goog.asserts.assertString(b,'Expecting code from statement block "%s".',a&&a.type);b&&=this.prefixLines(b,this.INDENT);return b};Blockly.Generator.prototype.addLoopTrap=function(a,b){this.INFINITE_LOOP_TRAP&&(a=this.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+b+"'")+a);this.STATEMENT_PREFIX&&(a+=this.prefixLines(this.STATEMENT_PREFIX.replace(/%1/g,"'"+b+"'"),this.INDENT));return a};
 Blockly.Generator.prototype.RESERVED_WORDS_="";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";
 Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,this.NAME_TYPE);this.functionNames_[a]=c;b=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c);for(var d;d!=b;)d=b,b=b.replace(/^((  )*)  /gm,"$1"+this.INDENT);this.definitions_[a]=b}return this.functionNames_[a]};Blockly.Msg.en={};Blockly.Msg.ABOUT="about";Blockly.Msg.ACCELERATION_TOOLTIP="Get the acceleration value in milli-gravities.";Blockly.Msg.ACCELEROMETER_ROTATION_TOOLTIP="Get the tilt or rotations in degrees.";Blockly.Msg.ACCELEROMETER_TOOLTIP="Represents an accelerometer.";Blockly.Msg.ACTION_AIFES="Aifes";Blockly.Msg.ACTION_ANALOGIN="actuator analog";Blockly.Msg.ACTION_BUZZER="buzzer";Blockly.Msg.ACTION_BUZZER_ARDUINO="buzzer HYT120";Blockly.Msg.ACTION_CALLIBOT="Calli:bot";
 Blockly.Msg.ACTION_DIFFERENTIALDRIVE="differential drive";Blockly.Msg.ACTION_DIGITALIN="actuator digital";Blockly.Msg.ACTION_DISPLAY="display";Blockly.Msg.ACTION_ENCODER="encoder motor";Blockly.Msg.ACTION_EVAL="eval";Blockly.Msg.ACTION_EVAL_AS="as";Blockly.Msg.ACTION_IN="actuator";Blockly.Msg.ACTION_INFRARED="infrared emitter";Blockly.Msg.ACTION_LCD="LCD 1602";Blockly.Msg.ACTION_LCDI2C="LCD 1602 I\u00b2C";Blockly.Msg.ACTION_LCDI2C_SENSEBOX="OLED Display I\u00b2C";
@@ -2004,8 +1977,8 @@ Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")
 Blockly.Procedures.findLegalName=function(a,b){if(b.isInFlyout)return a;for(;!Blockly.Procedures.isNameAvailable(a,b.workspace,b);){var c=a.match(/^(.*?)(\d+)$/);a=c?c[1]+(parseInt(c[2],10)+1):a+"2"}return a};Blockly.Procedures.isNameAvailable=function(a,b,c){b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d]!=c&&b[d].getProcedureDef){var e=b[d].getProcedureDef();if(Blockly.Names.equals(e[0],a))return!1}return!0};
 Blockly.Procedures.rename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");a=Blockly.Procedures.findLegalName(a,this.sourceBlock_);for(var b=this.sourceBlock_.workspace.getAllBlocks(),c=0;c<b.length;c++)b[c].renameProcedure&&b[c].renameProcedure(this.text_,a);return a};
 Blockly.Procedures.robRename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");if(""===a||!a.match(/^[a-z][a-zA-Z0-9_]*$/))return null;var b=Blockly.Procedures.findLegalName(a,this.sourceBlock_),c=this.text_;if(c!=a&&c!=b){Blockly.FieldTextInput.htmlInput_.value=b;a=this.sourceBlock_.workspace.getAllBlocks();for(var d=0;d<a.length;d++)a[d].renameProcedure&&a[d].renameProcedure(c,b)}return b};
-Blockly.Procedures.flyoutCategory=function(a){function b(e,f){for(var g=0;g<e.length;g++){var h=e[g][0],k=e[g][1],l=goog.dom.createDom("block");l.setAttribute("type",f);l.setAttribute("gap",16);var m=goog.dom.createDom("mutation");m.setAttribute("name",h);l.appendChild(m);if(a.variableDeclaration){if(k=e[g][1].getDescendants())for(h=0;h<k.length;h++)!k[h].getProcedureDef&&k[h].getVarDecl&&"robLocalVariables_declare"===k[h].type&&(n=goog.dom.createDom("arg"),n.setAttribute("name",k[h].getVarDecl()[0]),
-n.setAttribute("type",k[h].getType()),m.appendChild(n));"robProcedures_callreturn"===f&&(k=e[g][1].returnType_)&&m.setAttribute("output_type",k)}else for(h=0;h<k.length;h++){var n=goog.dom.createDom("arg");n.setAttribute("name",k[h]);m.appendChild(n)}c.push(l)}}var c=[];if(a.variableDeclaration)Blockly.Blocks.robProcedures_defnoreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","robProcedures_defnoreturn"),d.setAttribute("gap",16),c.push(d)),"thymio"!==a.device&&(Blockly.Blocks.robProcedures_defreturn&&
+Blockly.Procedures.flyoutCategory=function(a){function b(e,f){for(var g=0;g<e.length;g++){var h=e[g][0],k=e[g][1],l=goog.dom.createDom("block");l.setAttribute("type",f);l.setAttribute("gap",16);var p=goog.dom.createDom("mutation");p.setAttribute("name",h);l.appendChild(p);if(a.variableDeclaration){if(k=e[g][1].getDescendants())for(h=0;h<k.length;h++)!k[h].getProcedureDef&&k[h].getVarDecl&&"robLocalVariables_declare"===k[h].type&&(m=goog.dom.createDom("arg"),m.setAttribute("name",k[h].getVarDecl()[0]),
+m.setAttribute("type",k[h].getType()),p.appendChild(m));"robProcedures_callreturn"===f&&(k=e[g][1].returnType_)&&p.setAttribute("output_type",k)}else for(h=0;h<k.length;h++){var m=goog.dom.createDom("arg");m.setAttribute("name",k[h]);p.appendChild(m)}c.push(l)}}var c=[];if(a.variableDeclaration)Blockly.Blocks.robProcedures_defnoreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","robProcedures_defnoreturn"),d.setAttribute("gap",16),c.push(d)),"thymio"!==a.device&&(Blockly.Blocks.robProcedures_defreturn&&
 (d=goog.dom.createDom("block"),d.setAttribute("type","robProcedures_defreturn"),d.setAttribute("gap",16),c.push(d)),Blockly.Blocks.robProcedures_ifreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","robProcedures_ifreturn"),d.setAttribute("gap",16),c.push(d)));else{if(Blockly.Blocks.procedures_defnoreturn){var d=goog.dom.createDom("block");d.setAttribute("type","procedures_defnoreturn");d.setAttribute("gap",16);c.push(d)}Blockly.Blocks.procedures_defreturn&&(d=goog.dom.createDom("block"),
 d.setAttribute("type","procedures_defreturn"),d.setAttribute("gap",16),c.push(d));Blockly.Blocks.procedures_ifreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","procedures_ifreturn"),d.setAttribute("gap",16),c.push(d))}c.length&&c[c.length-1].setAttribute("gap",24);d=Blockly.Procedures.allProcedures(a);a.variableDeclaration?(b(d[0],"robProcedures_callnoreturn"),b(d[1],"robProcedures_callreturn")):(b(d[0],"procedures_callnoreturn"),b(d[1],"procedures_callreturn"));return c};
 Blockly.Procedures.getCallers=function(a,b){var c=[];b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d].getProcedureCall){var e=b[d].getProcedureCall();e&&(Blockly.Names.equals(e,a)||"robProcedures_ifreturn"===e)&&c.push(b[d])}return c};Blockly.Procedures.disposeCallers=function(a,b){a=Blockly.Procedures.getCallers(a,b);for(b=0;b<a.length;b++)a[b].dispose(!0,!1)};
@@ -2058,10 +2031,11 @@ goog.debug.LogRecord.prototype.reset=function(a,b,c,d,e){goog.debug.LogRecord.EN
 goog.debug.LogRecord.prototype.setException=function(a){this.exception_=a};goog.debug.LogRecord.prototype.setLoggerName=function(a){this.loggerName_=a};goog.debug.LogRecord.prototype.getLevel=function(){return this.level_};goog.debug.LogRecord.prototype.setLevel=function(a){this.level_=a};goog.debug.LogRecord.prototype.getMessage=function(){return this.msg_};goog.debug.LogRecord.prototype.setMessage=function(a){this.msg_=a};goog.debug.LogRecord.prototype.getMillis=function(){return this.time_};
 goog.debug.LogRecord.prototype.setMillis=function(a){this.time_=a};goog.debug.LogRecord.prototype.getSequenceNumber=function(){return this.sequenceNumber_};goog.debug.LogBuffer=function(){goog.asserts.assert(goog.debug.LogBuffer.isBufferingEnabled(),"Cannot use goog.debug.LogBuffer without defining goog.debug.LogBuffer.CAPACITY.");this.clear()};goog.debug.LogBuffer.getInstance=function(){goog.debug.LogBuffer.instance_||(goog.debug.LogBuffer.instance_=new goog.debug.LogBuffer);return goog.debug.LogBuffer.instance_};goog.debug.LogBuffer.CAPACITY=0;
 goog.debug.LogBuffer.prototype.addRecord=function(a,b,c){var d=(this.curIndex_+1)%goog.debug.LogBuffer.CAPACITY;this.curIndex_=d;if(this.isFull_)return d=this.buffer_[d],d.reset(a,b,c),d;this.isFull_=d==goog.debug.LogBuffer.CAPACITY-1;return this.buffer_[d]=new goog.debug.LogRecord(a,b,c)};goog.debug.LogBuffer.isBufferingEnabled=function(){return 0<goog.debug.LogBuffer.CAPACITY};
-goog.debug.LogBuffer.prototype.clear=function(){this.buffer_=Array(goog.debug.LogBuffer.CAPACITY);this.curIndex_=-1;this.isFull_=!1};goog.debug.LogBuffer.prototype.forEachRecord=function(a){var b=this.buffer_;if(b[0]){var c=this.curIndex_,d=this.isFull_?c:-1;do d=(d+1)%goog.debug.LogBuffer.CAPACITY,a(b[d]);while(d!=c)}};goog.debug.Logger=function(a){this.name_=a;this.handlers_=this.children_=this.level_=this.parent_=null};goog.debug.Logger.ROOT_LOGGER_NAME="";goog.debug.Logger.ENABLE_HIERARCHY=!0;goog.debug.Logger.ENABLE_PROFILER_LOGGING=!1;goog.debug.Logger.ENABLE_HIERARCHY||(goog.debug.Logger.rootHandlers_=[]);goog.debug.Logger.Level=function(a,b){this.name=a;this.value=b};goog.debug.Logger.Level.prototype.toString=function(){return this.name};goog.debug.Logger.Level.OFF=new goog.debug.Logger.Level("OFF",Infinity);
-goog.debug.Logger.Level.SHOUT=new goog.debug.Logger.Level("SHOUT",1200);goog.debug.Logger.Level.SEVERE=new goog.debug.Logger.Level("SEVERE",1E3);goog.debug.Logger.Level.WARNING=new goog.debug.Logger.Level("WARNING",900);goog.debug.Logger.Level.INFO=new goog.debug.Logger.Level("INFO",800);goog.debug.Logger.Level.CONFIG=new goog.debug.Logger.Level("CONFIG",700);goog.debug.Logger.Level.FINE=new goog.debug.Logger.Level("FINE",500);goog.debug.Logger.Level.FINER=new goog.debug.Logger.Level("FINER",400);
-goog.debug.Logger.Level.FINEST=new goog.debug.Logger.Level("FINEST",300);goog.debug.Logger.Level.ALL=new goog.debug.Logger.Level("ALL",0);goog.debug.Logger.Level.PREDEFINED_LEVELS=[goog.debug.Logger.Level.OFF,goog.debug.Logger.Level.SHOUT,goog.debug.Logger.Level.SEVERE,goog.debug.Logger.Level.WARNING,goog.debug.Logger.Level.INFO,goog.debug.Logger.Level.CONFIG,goog.debug.Logger.Level.FINE,goog.debug.Logger.Level.FINER,goog.debug.Logger.Level.FINEST,goog.debug.Logger.Level.ALL];
-goog.debug.Logger.Level.predefinedLevelsCache_=null;goog.debug.Logger.Level.createPredefinedLevelsCache_=function(){goog.debug.Logger.Level.predefinedLevelsCache_={};for(var a=0,b;b=goog.debug.Logger.Level.PREDEFINED_LEVELS[a];a++)goog.debug.Logger.Level.predefinedLevelsCache_[b.value]=b,goog.debug.Logger.Level.predefinedLevelsCache_[b.name]=b};
+goog.debug.LogBuffer.prototype.clear=function(){this.buffer_=Array(goog.debug.LogBuffer.CAPACITY);this.curIndex_=-1;this.isFull_=!1};goog.debug.LogBuffer.prototype.forEachRecord=function(a){var b=this.buffer_;if(b[0]){var c=this.curIndex_,d=this.isFull_?c:-1;do d=(d+1)%goog.debug.LogBuffer.CAPACITY,a(b[d]);while(d!=c)}};goog.debug.Loggable={};goog.debug.Logger=function(a){this.name_=a;this.handlers_=this.children_=this.level_=this.parent_=null};goog.debug.Logger.ROOT_LOGGER_NAME="";goog.debug.Logger.ENABLE_HIERARCHY=!0;goog.debug.Logger.ENABLE_PROFILER_LOGGING=!1;goog.debug.Logger.ENABLE_HIERARCHY||(goog.debug.Logger.rootHandlers_=[]);goog.debug.Logger.Level=function(a,b){this.name=a;this.value=b};goog.debug.Logger.Level.prototype.toString=function(){return this.name};
+goog.debug.Logger.Level.OFF=new goog.debug.Logger.Level("OFF",Infinity);goog.debug.Logger.Level.SHOUT=new goog.debug.Logger.Level("SHOUT",1200);goog.debug.Logger.Level.SEVERE=new goog.debug.Logger.Level("SEVERE",1E3);goog.debug.Logger.Level.WARNING=new goog.debug.Logger.Level("WARNING",900);goog.debug.Logger.Level.INFO=new goog.debug.Logger.Level("INFO",800);goog.debug.Logger.Level.CONFIG=new goog.debug.Logger.Level("CONFIG",700);goog.debug.Logger.Level.FINE=new goog.debug.Logger.Level("FINE",500);
+goog.debug.Logger.Level.FINER=new goog.debug.Logger.Level("FINER",400);goog.debug.Logger.Level.FINEST=new goog.debug.Logger.Level("FINEST",300);goog.debug.Logger.Level.ALL=new goog.debug.Logger.Level("ALL",0);
+goog.debug.Logger.Level.PREDEFINED_LEVELS=[goog.debug.Logger.Level.OFF,goog.debug.Logger.Level.SHOUT,goog.debug.Logger.Level.SEVERE,goog.debug.Logger.Level.WARNING,goog.debug.Logger.Level.INFO,goog.debug.Logger.Level.CONFIG,goog.debug.Logger.Level.FINE,goog.debug.Logger.Level.FINER,goog.debug.Logger.Level.FINEST,goog.debug.Logger.Level.ALL];goog.debug.Logger.Level.predefinedLevelsCache_=null;
+goog.debug.Logger.Level.createPredefinedLevelsCache_=function(){goog.debug.Logger.Level.predefinedLevelsCache_={};for(var a=0,b;b=goog.debug.Logger.Level.PREDEFINED_LEVELS[a];a++)goog.debug.Logger.Level.predefinedLevelsCache_[b.value]=b,goog.debug.Logger.Level.predefinedLevelsCache_[b.name]=b};
 goog.debug.Logger.Level.getPredefinedLevel=function(a){goog.debug.Logger.Level.predefinedLevelsCache_||goog.debug.Logger.Level.createPredefinedLevelsCache_();return goog.debug.Logger.Level.predefinedLevelsCache_[a]||null};
 goog.debug.Logger.Level.getPredefinedLevelByValue=function(a){goog.debug.Logger.Level.predefinedLevelsCache_||goog.debug.Logger.Level.createPredefinedLevelsCache_();if(a in goog.debug.Logger.Level.predefinedLevelsCache_)return goog.debug.Logger.Level.predefinedLevelsCache_[a];for(var b=0;b<goog.debug.Logger.Level.PREDEFINED_LEVELS.length;++b){var c=goog.debug.Logger.Level.PREDEFINED_LEVELS[b];if(c.value<=a)return c}return null};goog.debug.Logger.getLogger=function(a){return goog.debug.LogManager.getLogger(a)};
 goog.debug.Logger.logToProfilers=function(a){if(goog.debug.Logger.ENABLE_PROFILER_LOGGING){var b=goog.global.msWriteProfilerMark;b?b(a):(b=goog.global.console)&&b.timeStamp&&b.timeStamp(a)}};goog.debug.Logger.prototype.getName=function(){return this.name_};
@@ -2078,7 +2052,7 @@ goog.debug.LogManager.initialize=function(){goog.debug.LogManager.rootLogger_||(
 goog.debug.LogManager.getRoot=function(){goog.debug.LogManager.initialize();return goog.debug.LogManager.rootLogger_};goog.debug.LogManager.getLogger=function(a){goog.debug.LogManager.initialize();return goog.debug.LogManager.loggers_[a]||goog.debug.LogManager.createLogger_(a)};goog.debug.LogManager.createFunctionForCatchErrors=function(a){return function(b){(a||goog.debug.LogManager.getRoot()).severe("Error: "+b.message+" ("+b.fileName+" @ Line: "+b.line+")")}};
 goog.debug.LogManager.createLogger_=function(a){var b=new goog.debug.Logger(a);if(goog.debug.Logger.ENABLE_HIERARCHY){var c=a.lastIndexOf("."),d=a.substr(0,c);c=a.substr(c+1);d=goog.debug.LogManager.getLogger(d);d.addChild_(c,b);b.setParent_(d)}return goog.debug.LogManager.loggers_[a]=b};goog.log={};goog.log.ENABLED=goog.debug.LOGGING_ENABLED;goog.log.ROOT_LOGGER_NAME=goog.debug.Logger.ROOT_LOGGER_NAME;goog.log.Logger=goog.debug.Logger;goog.log.Level=goog.debug.Logger.Level;goog.log.LogRecord=goog.debug.LogRecord;goog.log.LogBuffer=goog.debug.LogBuffer;goog.log.getLogger=function(a,b){return goog.log.ENABLED?(a=goog.debug.LogManager.getLogger(a),b&&a&&a.setLevel(b),a):null};goog.log.addHandler=function(a,b){goog.log.ENABLED&&a&&a.addHandler(b)};
 goog.log.removeHandler=function(a,b){return goog.log.ENABLED&&a?a.removeHandler(b):!1};goog.log.setLevel=function(a,b){goog.log.ENABLED&&a&&a.setLevel(b)};goog.log.getLevel=function(a){return goog.log.ENABLED&&a?a.getLevel():null};goog.log.getEffectiveLevel=function(a){return goog.log.ENABLED&&a?a.getEffectiveLevel():null};goog.log.isLoggable=function(a,b){return goog.log.ENABLED&&a?a.isLoggable(b):!1};goog.log.getLogRecord=function(a,b,c,d){return goog.log.ENABLED&&a?a.getLogRecord(b,c,d):null};
-goog.log.publishLogRecord=function(a,b){goog.log.ENABLED&&a&&a.logRecord(b)};goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=String(a);if(null!=b)for(var d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
+goog.log.publishLogRecord=function(a,b){goog.log.ENABLED&&a&&a.logRecord(b)};goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=String(a);if(null!=b)for(let d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
 goog.string.StringBuffer.prototype.toString=function(){return this.buffer_};goog.ui.tree={};goog.ui.tree.BaseNode=function(a,b,c){goog.ui.Component.call(this,c);this.config_=b||goog.ui.tree.BaseNode.defaultConfig;this.html_=goog.html.SafeHtml.htmlEscapePreservingNewlines(a);this.expanded_=this.selected_=!1;this.toolTip_=null;this.afterLabelHtml_=goog.html.SafeHtml.EMPTY;this.isUserCollapsible_=!0;this.depth_=-1};goog.inherits(goog.ui.tree.BaseNode,goog.ui.Component);
 goog.ui.tree.BaseNode.EventType={BEFORE_EXPAND:"beforeexpand",EXPAND:"expand",BEFORE_COLLAPSE:"beforecollapse",COLLAPSE:"collapse"};goog.ui.tree.BaseNode.allNodes={};goog.ui.tree.BaseNode.prototype.disposeInternal=function(){goog.ui.tree.BaseNode.superClass_.disposeInternal.call(this);this.tree&&(this.tree.removeNode(this),this.tree=null);this.setElementInternal(null)};
 goog.ui.tree.BaseNode.prototype.initAccessibility=function(){var a=this.getElement();if(a){var b=this.getLabelElement();b&&!b.id&&(b.id=this.getId()+".label");goog.a11y.aria.setRole(a,"treeitem");goog.a11y.aria.setState(a,"selected",!1);goog.a11y.aria.setState(a,"level",this.getDepth());b&&goog.a11y.aria.setState(a,"labelledby",b.id);(b=this.getIconElement())&&goog.a11y.aria.setRole(b,"presentation");(b=this.getExpandIconElement())&&goog.a11y.aria.setRole(b,"presentation");if(b=this.getChildrenElement())if(goog.a11y.aria.setRole(b,
@@ -2166,8 +2140,8 @@ horizontalLayout:a.horizontalLayout,toolboxPosition:a.options.toolboxPosition,sv
 b.setSelectedItem(null);this.populate_(a.options.languageTree);b.render(this.HtmlDiv);this.addColour_();this.position()};Blockly.Toolbox.prototype.dispose=function(){this.flyout_.dispose();this.tree_.dispose();goog.dom.removeNode(this.HtmlDiv);this.lastCategory_=this.workspace_=null};Blockly.Toolbox.prototype.getWidth=function(){return this.width};Blockly.Toolbox.prototype.getHeight=function(){return this.height};
 Blockly.Toolbox.prototype.position=function(){var a=this.HtmlDiv;if(a){var b=this.workspace_.getParentSvg(),c=goog.style.getPageOffset(b);b=Blockly.svgSize(b);this.horizontalLayout_?(a.style.left=c.x+"px",a.style.height="auto",a.style.width=b.width+"px",this.height=a.offsetHeight,a.style.top=this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?c.y+"px":c.y+b.height-a.offsetHeight+"px"):(a.style.left=this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?c.x+b.width-a.offsetWidth+"px":c.x+"px",document.getElementsByClassName("blocklyToolboxDiv")[0]&&
 "toolboxDiv"===document.getElementsByClassName("blocklyToolboxDiv")[0].parentElement.id?a.style.height=b.height-36+"px":a.style.height=b.height+"px",a.style.top=c.y+"px",this.width=a.offsetWidth,this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT&&--this.width);c=goog.dom.getElementByClass("blocklyTreeRoot");0<a.clientHeight-c.clientHeight?goog.dom.classlist.remove(a,"scroll"):goog.dom.classlist.add(a,"scroll");this.flyout_.position()}};
-Blockly.Toolbox.prototype.populate_=function(a){function b(g,h,k){for(var l=null,m=0,n;n=g.childNodes[m];m++)if(n.tagName)switch(n.tagName.toUpperCase()){case "CATEGORY":var p=n.getAttribute("name");(l=Blockly.Msg[p])||(l=p);l=c.createNode(l);l.name=p;l.blocks=[];h.add(l);(p=n.getAttribute("custom"))?l.blocks=p:b(n,l,k);p=n.getAttribute("colour");"string"==typeof p?(p.match(/^#[0-9a-fA-F]{6}$/)?l.hexColour=p:l.hexColour=Blockly.hueToRgb(p),e=!0):l.hexColour="";n.getAttribute("svg")&&(p="CAT_"+n.getAttribute("name").toUpperCase().replace("TOOLBOX_",
-"")+"_RGB",p=Blockly[p],l.hexColour=p?p:"#57e",f=!0);"true"==n.getAttribute("expanded")?(l.blocks.length&&c.setSelectedItem(l),l.setExpanded(!0)):l.setExpanded(!1);l=n;break;case "SEP":l&&("CATEGORY"==l.tagName.toUpperCase()?h.add(new Blockly.Toolbox.TreeSeparator(d.treeSeparatorConfig_)):(n=parseFloat(n.getAttribute("gap")),isNaN(n)||(p=parseFloat(l.getAttribute("gap")),n=isNaN(p)?n:p+n,l.setAttribute("gap",n))));break;case "BLOCK":case "SHADOW":h.blocks.push(n),l=n}}var c=this.tree_,d=this;c.removeChildren();
+Blockly.Toolbox.prototype.populate_=function(a){function b(g,h,k){for(var l=null,p=0,m;m=g.childNodes[p];p++)if(m.tagName)switch(m.tagName.toUpperCase()){case "CATEGORY":var n=m.getAttribute("name");(l=Blockly.Msg[n])||(l=n);l=c.createNode(l);l.name=n;l.blocks=[];h.add(l);(n=m.getAttribute("custom"))?l.blocks=n:b(m,l,k);n=m.getAttribute("colour");"string"==typeof n?(n.match(/^#[0-9a-fA-F]{6}$/)?l.hexColour=n:l.hexColour=Blockly.hueToRgb(n),e=!0):l.hexColour="";m.getAttribute("svg")&&(n="CAT_"+m.getAttribute("name").toUpperCase().replace("TOOLBOX_",
+"")+"_RGB",n=Blockly[n],l.hexColour=n?n:"#57e",f=!0);"true"==m.getAttribute("expanded")?(l.blocks.length&&c.setSelectedItem(l),l.setExpanded(!0)):l.setExpanded(!1);l=m;break;case "SEP":l&&("CATEGORY"==l.tagName.toUpperCase()?h.add(new Blockly.Toolbox.TreeSeparator(d.treeSeparatorConfig_)):(m=parseFloat(m.getAttribute("gap")),isNaN(m)||(n=parseFloat(l.getAttribute("gap")),m=isNaN(n)?m:n+m,l.setAttribute("gap",m))));break;case "BLOCK":case "SHADOW":h.blocks.push(m),l=m}}var c=this.tree_,d=this;c.removeChildren();
 c.blocks=[];var e=!1,f=!1;b(a,this.tree_,this.workspace_.options.pathToMedia);this.hasColours_=e;this.hasSvg_=f;if(c.blocks.length)throw"Toolbox cannot have both blocks and categories in the root level.";Blockly.asyncSvgResize(this.workspace_)};
 Blockly.Toolbox.prototype.addColour_=function(a,b){var c=a||this.tree_;a=c.hexColour;c=c.getChildren();for(var d=0,e;e=c[d];d++){var f=e.getRowElement();if(f){if(this.hasColours_)var g="8px solid "+(e.hexColour||"#ddd");else this.hasSvg_&&"blocklyTreeRow"===f.className&&(b&&(e.hexColour=a,e.getLabelElement().className+=" blocklyTreeSub"),g=Blockly.CAT_ICON[e.name],e.setIconClass("toolboxIcon typcn typcn-"+g),e.setExpandedIconClass("toolboxIcon typcn typcn-"+g),f.style["background-color"]=e.hexColour,
 this.workspace_.RTL?(e.getAfterLabelElement().style.float="left",f.style["padding-right"]="0",b&&(f.style["margin-right"]="20px")):(e.getAfterLabelElement().style.float="right",f.style["padding-left"]="0",b&&(f.style["margin-left"]="20px"))),g="none";this.workspace_.RTL?f.style.borderRight=g:f.style.borderLeft=g}this.addColour_(e,!0)}};Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};
@@ -2227,26 +2201,26 @@ Blockly.LIST_TYPE_DROPDOWN=function(a){switch(a){case "mbot":case "calliope":cas
 "String"],[Blockly.Msg.VARIABLES_TYPE_COLOUR,"Colour"]],function(b){this.sourceBlock_.updateType_(b)});case "ev3":case "nxt":case "xNN":return new Blockly.FieldDropdown([[Blockly.Msg.VARIABLES_TYPE_NUMBER,"Number"],[Blockly.Msg.VARIABLES_TYPE_BOOLEAN,"Boolean"],[Blockly.Msg.VARIABLES_TYPE_STRING,"String"],[Blockly.Msg.VARIABLES_TYPE_COLOUR,"Colour"],[Blockly.Msg.VARIABLES_TYPE_CONNECTION,"Connection"]],function(b){this.sourceBlock_.updateType_(b)});case "wedo":throw"no lists supported for wedo!";
 case "xNN":return new Blockly.FieldDropdown([[Blockly.Msg.VARIABLES_TYPE_NUMBER,"Number"],[Blockly.Msg.VARIABLES_TYPE_BOOLEAN,"Boolean"],[Blockly.Msg.VARIABLES_TYPE_STRING,"String"],[Blockly.Msg.VARIABLES_TYPE_COLOUR,"Colour"]],function(b){this.sourceBlock_.updateType_(b)});case "thymio":return new Blockly.FieldDropdown([[Blockly.Msg.VARIABLES_TYPE_NUMBER,"Number"],[Blockly.Msg.VARIABLES_TYPE_COLOUR,"Colour"]],function(b){this.sourceBlock_.updateType_(b)});default:return new Blockly.FieldDropdown([[Blockly.Msg.VARIABLES_TYPE_NUMBER,
 "Number"]],function(b){this.sourceBlock_.updateType_(b)})}};Blockly.TOOLBOX_AT_TOP=0;Blockly.TOOLBOX_AT_BOTTOM=1;Blockly.TOOLBOX_AT_LEFT=2;Blockly.TOOLBOX_AT_RIGHT=3;Blockly.RobConfig={};
-Blockly.RobConfig.renameConfig=function(a,b,c,d){if(!a.isInFlyout){Blockly.Events.setGroup(!0);d=d.getAllBlocks();for(var e=0;e<d.length;e++){var f=d[e];if(f.dependConfig){var g="function"===typeof f.dependConfig?f.dependConfig():f.dependConfig;for(var h=[],k=new Set,l=1;l<a.inputList.length;l++){var m=a.inputList[l].fieldRow[1];if(void 0!==m&&m.name){var n=m.name.toLowerCase().split("_")[0];m=m.getText();n===g.type&&m===b&&(h.push([n,m]),k.add(m))}}if(a.confBlock===g.type||0!==h.length)if(g=g.dropDown,
-"hide"!==g){Array.isArray(g)||(g=[g]);for(h=0;h<g.length;h++)if(f.hide&&f.dropDownPorts instanceof Blockly.FieldHidden)for(l=0;l<f.inputList.length;l++)for(n=f.inputList[l],m=0;m<n.fieldRow.length;m++){var p=n.fieldRow[m];p===f.dropDownPorts&&(n.removeField(p.name),n.appendField(g[h]),p=n.fieldRow[n.fieldRow.length-1],n.fieldRow.splice(m,0,p),n.fieldRow.splice(-1,1),f.dropDownPorts=p)}else{n=-1;for(l=0;l<g[h].menuGenerator_.length;l++)if(g[h].menuGenerator_[l][1]===b||k.has(g[h].menuGenerator_[l][1])){n=
-l;break}g[h].menuGenerator_[0][0]==Blockly.Msg.CONFIGURATION_NO_PORT?(g[h].menuGenerator_[0][0]=c,g[h].menuGenerator_[0][1]=c,g[h].setValue(c)):0<=n?(g[h].menuGenerator_[n][0]=c,g[h].menuGenerator_[n][1]=c,g[h].value_===b&&g[h].setValue(c)):(g[h].menuGenerator_.push([c,c]),g[h].arrow_&&g[h].arrow_.replaceChild(document.createTextNode(g[h].sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR),g[h].arrow_.childNodes[0]),g[h].render_())}f.render()}else f.hide.value=
+Blockly.RobConfig.renameConfig=function(a,b,c,d){if(!a.isInFlyout){Blockly.Events.setGroup(!0);d=d.getAllBlocks();for(var e=0;e<d.length;e++){var f=d[e];if(f.dependConfig){var g="function"===typeof f.dependConfig?f.dependConfig():f.dependConfig;for(var h=[],k=new Set,l=1;l<a.inputList.length;l++){var p=a.inputList[l].fieldRow[1];if(void 0!==p&&p.name){var m=p.name.toLowerCase().split("_")[0];p=p.getText();m===g.type&&p===b&&(h.push([m,p]),k.add(p))}}if(a.confBlock===g.type||0!==h.length)if(g=g.dropDown,
+"hide"!==g){Array.isArray(g)||(g=[g]);for(h=0;h<g.length;h++)if(f.hide&&f.dropDownPorts instanceof Blockly.FieldHidden)for(l=0;l<f.inputList.length;l++)for(m=f.inputList[l],p=0;p<m.fieldRow.length;p++){var n=m.fieldRow[p];n===f.dropDownPorts&&(m.removeField(n.name),m.appendField(g[h]),n=m.fieldRow[m.fieldRow.length-1],m.fieldRow.splice(p,0,n),m.fieldRow.splice(-1,1),f.dropDownPorts=n)}else{m=-1;for(l=0;l<g[h].menuGenerator_.length;l++)if(g[h].menuGenerator_[l][1]===b||k.has(g[h].menuGenerator_[l][1])){m=
+l;break}g[h].menuGenerator_[0][0]==Blockly.Msg.CONFIGURATION_NO_PORT?(g[h].menuGenerator_[0][0]=c,g[h].menuGenerator_[0][1]=c,g[h].setValue(c)):0<=m?(g[h].menuGenerator_[m][0]=c,g[h].menuGenerator_[m][1]=c,g[h].value_===b&&g[h].setValue(c)):(g[h].menuGenerator_.push([c,c]),g[h].arrow_&&g[h].arrow_.replaceChild(document.createTextNode(g[h].sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR),g[h].arrow_.childNodes[0]),g[h].render_())}f.render()}else f.hide.value=
 c}}Blockly.Events.setGroup(!1)}};
 Blockly.RobConfig.disposeConfig=function(a){Blockly.Events.setGroup(!0);for(var b=Blockly.Workspace.getByContainer("blocklyDiv").getAllBlocks(),c=0;c<b.length;c++){var d=b[c];if(d.dependConfig){var e="function"===typeof d.dependConfig?d.dependConfig():d.dependConfig;for(var f=new Set,g=new Set,h=1;h<a.inputList.length;h++){var k=a.inputList[h].fieldRow[1];k.name&&(f.add(k.name.toLowerCase().split("_")[0]),g.add(k.getText()))}if(a.confBlock===e.type||f.has(e.type))if(e=e.dropDown,"hide"!==e){Array.isArray(e)||
-(e=[e]);for(f=0;f<e.length;f++){var l=new Set;if(e[f].menuGenerator_)for(h=0;h<e[f].menuGenerator_.length;h++)k=e[f].menuGenerator_[h][1],(k===a.getFieldValue("NAME")||g.has(k))&&l.add(k);e[f].menuGenerator_&&0<l.size&&(e[f].menuGenerator_=e[f].menuGenerator_.filter(function(m){return!l.has(m[0])}),0==e[f].menuGenerator_.length?(e[f].menuGenerator_.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]),
+(e=[e]);for(f=0;f<e.length;f++){var l=new Set;if(e[f].menuGenerator_)for(h=0;h<e[f].menuGenerator_.length;h++)k=e[f].menuGenerator_[h][1],(k===a.getFieldValue("NAME")||g.has(k))&&l.add(k);e[f].menuGenerator_&&0<l.size&&(e[f].menuGenerator_=e[f].menuGenerator_.filter(function(p){return!l.has(p[0])}),0==e[f].menuGenerator_.length?(e[f].menuGenerator_.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]),
 e[f].setValue((Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()),e[f].arrow_&&e[f].arrow_.replaceChild(document.createTextNode(""),e[f].arrow_.childNodes[0]),e[f].render_()):1==e[f].menuGenerator_.length&&(e[f].arrow_.replaceChild(document.createTextNode(""),e[f].arrow_.childNodes[0]),e[f].render_()),(e[f].getValue()===a.getFieldValue("NAME")||g.has(e[f].getValue()))&&e[f].setValue(e[f].menuGenerator_[0][1]))}if(d.hide)for(h=0;h<d.inputList.length;h++)for(g=
 d.inputList[h],e=0;e<g.fieldRow.length;e++)f=g.fieldRow[e],f instanceof Blockly.FieldDropdown&&f===d.dropDownPorts&&2>f.menuGenerator_.length&&(g.removeField(f.name),g.appendField(new Blockly.FieldHidden,f.name),f=g.fieldRow[g.fieldRow.length-1],g.fieldRow.splice(e,0,f),g.fieldRow.splice(-1,1),d.dropDownPorts=f);d.render()}else d.hide.value=Blockly.Msg.CONFIGURATION_NO_PORT}}Blockly.Events.setGroup(!1)};
 Blockly.RobConfig.findLegalName=function(a,b,c){for(;!Blockly.RobConfig.isNameAvailable(a,b,c);){var d=a.match(/^(.*?)(\d+)$/);a=d?d[1]+(parseInt(d[2],10)+1):a+"2"}return a};
 Blockly.RobConfig.isNameAvailable=function(a,b,c){for(var d=Blockly.mainWorkspace.getAllBlocks(),e=[],f=0;f<d.length;f++)if(d[f]!=b){var g=d[f].getConfigDecl;if(g){var h=g.call(d[f]);for(g=0;g<h.length;g++)e.push(h[g].name)}}if(b.super)for(g=0;g<b.inputList.length;g++)d=b.inputList[g].fieldRow[1].getText(),d!==c&&e.push(d);for(g=0;g<e.length;g++)if(Blockly.Names.equals(a,e[g]))return!1;return!0};Blockly.inject=function(a,b){"string"==typeof a&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{});b=Blockly.createDom_(a,c);c=Blockly.createMainWorkspace_(b,c);c.container=a.id;Blockly.init_(c);c.markFocused();Blockly.bindEvent_(b,"focus",c,c.markFocused);return c};
 Blockly.parseToolboxTree_=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};
-Blockly.parseOptions_=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1;else{c=Blockly.parseToolboxTree_(a.toolbox);d=!(!c||!c.getElementsByTagName("category").length);e=a.trashcan;void 0===e&&(e=d);var k=a.collapse;void 0===k&&(k=d);f=a.comments;void 0===f&&(f=d);g=a.disable;void 0===g&&(g=d);h=a.sounds;void 0===h&&(h=!0)}var l=a.scrollbars;void 0===l&&(l=d);var m=a.css;void 0===m&&(m=!0);var n=a.grid||{},p={};p.spacing=parseFloat(n.spacing)||0;p.colour=n.colour||"#888";p.length=
-parseFloat(n.length)||1;p.snap=0<p.spacing&&!!n.snap;n="https://blockly-demo.appspot.com/static/media/";a.media?n=a.media:a.path&&(n=a.path+"media/");var q=a.zoom||{},t={};t.controls=void 0===q.controls?!1:!!q.controls;t.wheel=void 0===q.wheel?!1:!!q.wheel;t.startScale=void 0===q.startScale?1:parseFloat(q.startScale);t.maxScale=void 0===q.maxScale?3:parseFloat(q.maxScale);t.minScale=void 0===q.minScale?.3:parseFloat(q.minScale);t.scaleSpeed=void 0===q.scaleSpeed?1.2:parseFloat(q.scaleSpeed);q=!!a.realtime;
-return{RTL:!!a.rtl,collapse:k,comments:f,disable:g,readOnly:b,maxBlocks:a.maxBlocks||Infinity,pathToMedia:n,hasCategories:d,hasScrollbars:l,hasTrashcan:e,hasSounds:h,hasCss:m,languageTree:c,gridOptions:p,zoomOptions:t,enableRealtime:q,realtimeOptions:q?a.realtimeOptions:void 0,checkInTask:a.checkInTask||!1,variableDeclaration:!!a.variableDeclaration,robControls:!!a.robControls}};
+Blockly.parseOptions_=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1;else{c=Blockly.parseToolboxTree_(a.toolbox);d=!(!c||!c.getElementsByTagName("category").length);e=a.trashcan;void 0===e&&(e=d);var k=a.collapse;void 0===k&&(k=d);f=a.comments;void 0===f&&(f=d);g=a.disable;void 0===g&&(g=d);h=a.sounds;void 0===h&&(h=!0)}var l=a.scrollbars;void 0===l&&(l=d);var p=a.css;void 0===p&&(p=!0);var m=a.grid||{},n={};n.spacing=parseFloat(m.spacing)||0;n.colour=m.colour||"#888";n.length=
+parseFloat(m.length)||1;n.snap=0<n.spacing&&!!m.snap;m="https://blockly-demo.appspot.com/static/media/";a.media?m=a.media:a.path&&(m=a.path+"media/");var r=a.zoom||{},t={};t.controls=void 0===r.controls?!1:!!r.controls;t.wheel=void 0===r.wheel?!1:!!r.wheel;t.startScale=void 0===r.startScale?1:parseFloat(r.startScale);t.maxScale=void 0===r.maxScale?3:parseFloat(r.maxScale);t.minScale=void 0===r.minScale?.3:parseFloat(r.minScale);t.scaleSpeed=void 0===r.scaleSpeed?1.2:parseFloat(r.scaleSpeed);r=!!a.realtime;
+return{RTL:!!a.rtl,collapse:k,comments:f,disable:g,readOnly:b,maxBlocks:a.maxBlocks||Infinity,pathToMedia:m,hasCategories:d,hasScrollbars:l,hasTrashcan:e,hasSounds:h,hasCss:p,languageTree:c,gridOptions:n,zoomOptions:t,enableRealtime:r,realtimeOptions:r?a.realtimeOptions:void 0,checkInTask:a.checkInTask||!1,variableDeclaration:!!a.variableDeclaration,robControls:!!a.robControls}};
 Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);a=Blockly.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},a);var c=Blockly.createSvgElement("defs",{},a),d=String(Math.random()).substring(2),e=Blockly.createSvgElement("filter",{id:"blocklyEmbossFilter"+d},c);Blockly.createSvgElement("feGaussianBlur",
 {"in":"SourceAlpha",stdDeviation:1,result:"blur"},e);var f=Blockly.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},e);Blockly.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},f);Blockly.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},e);Blockly.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,
 k4:0},e);b.embossFilterId=e.id;e=Blockly.createSvgElement("pattern",{id:"blocklyDisabledPattern"+d,patternUnits:"userSpaceOnUse",width:10,height:10},c);Blockly.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},e);Blockly.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},e);b.disabledPatternId=e.id;c=Blockly.createSvgElement("pattern",{id:"blocklyGridPattern"+d,patternUnits:"userSpaceOnUse"},c);0<b.gridOptions.length&&0<b.gridOptions.spacing&&(Blockly.createSvgElement("line",
 {stroke:b.gridOptions.colour},c),1<b.gridOptions.length&&Blockly.createSvgElement("line",{stroke:b.gridOptions.colour},c));b.gridPattern=c;return a};
 Blockly.createMainWorkspace_=function(a,b){b.parentWorkspace=null;b.getMetrics=Blockly.getMainWorkspaceMetrics_;b.setMetrics=Blockly.setMainWorkspaceMetrics_;var c=new Blockly.WorkspaceSvg(b);c.scale=b.zoomOptions.startScale;a.appendChild(c.createDom("blocklyMainBackground"));c.translate(0,0);c.markFocused();b.readOnly||b.hasScrollbars||c.addChangeListener(function(){if(Blockly.dragMode_==Blockly.DRAG_NONE){var d=c.getMetrics(),e=d.viewLeft+d.absoluteLeft,f=d.viewTop+d.absoluteTop;if(d.contentTop<
-f||d.contentTop+d.contentHeight>d.viewHeight+f||d.contentLeft<(b.RTL?d.viewLeft:e)||d.contentLeft+d.contentWidth>(b.RTL?d.viewWidth:d.viewWidth+e))for(var g=c.getTopBlocks(!1),h=0,k;k=g[h];h++){var l=k.getRelativeToSurfaceXY(),m=k.getHeightWidth(),n=f+25-m.height-l.y;0<n&&k.moveBy(0,n);n=f+d.viewHeight-25-l.y;0>n&&k.moveBy(0,n);n=25+e-l.x-(b.RTL?0:m.width);0<n&&k.moveBy(n,0);l=e+d.viewWidth-25-l.x+(b.RTL?m.width:0);0>l&&k.moveBy(l,0)}}});Blockly.svgResize(c);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
+f||d.contentTop+d.contentHeight>d.viewHeight+f||d.contentLeft<(b.RTL?d.viewLeft:e)||d.contentLeft+d.contentWidth>(b.RTL?d.viewWidth:d.viewWidth+e))for(var g=c.getTopBlocks(!1),h=0,k;k=g[h];h++){var l=k.getRelativeToSurfaceXY(),p=k.getHeightWidth(),m=f+25-p.height-l.y;0<m&&k.moveBy(0,m);m=f+d.viewHeight-25-l.y;0>m&&k.moveBy(0,m);m=25+e-l.x-(b.RTL?0:p.width);0<m&&k.moveBy(m,0);l=e+d.viewWidth-25-l.x+(b.RTL?p.width:0);0>l&&k.moveBy(l,0)}}});Blockly.svgResize(c);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
 return c};
 Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEvent_(c,"contextmenu",null,function(e){Blockly.isTargetInput_(e)||e.preventDefault()});Blockly.bindEvent_(window,"load",null,function(){Blockly.hideChaff(!0);Blockly.asyncSvgResize(a)});Blockly.inject.bindDocumentEvents_();b.languageTree&&(a.toolbox_?a.toolbox_.init(a):a.flyout_&&(a.flyout_.init(a),a.flyout_.show(b.languageTree.childNodes),a.flyout_.scrollToStart(),a.scrollX=a.flyout_.width_,b.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT&&(a.scrollX*=
 -1),a.translate(a.scrollX,0)));b.hasScrollbars&&(a.scrollbar=new Blockly.ScrollbarPair(a),void 0!==a.scrollbar.workspace_.getMetrics().viewHeight&&a.scrollbar.resize());b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a);if("default"!==b.theme){for(var d in b.theme.category)b.theme.category.hasOwnProperty(d)&&(Blockly[d]=b.theme.category[d]);for(d in b.theme.data_type)b.theme.data_type.hasOwnProperty(d)&&(Blockly.DATA_TYPE[d]=b.theme.data_type[d])}};
@@ -2576,7 +2550,7 @@ a.push(b)},onchange:Blockly.Blocks.robProcedures_callnoreturn.onchange};
 Blockly.Blocks.robProcedures_ifreturn={init:function(){this.setHelpUrl("http://c2.com/cgi/wiki?GuardClause");this.setColour(Blockly.CAT_PROCEDURE_RGB);this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.hasReturnValue_=!0;this.returnType_=
 null},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));this.returnType_&&a.setAttribute("return_type",this.returnType_);return a},domToMutation:function(a){(this.hasReturnValue_=1==a.getAttribute("value"))?this.returnType_&&this.getInput("VALUE").setCheck(this.returnType_):(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},getProcedureCall:function(){return this.type},
 updateProcedureParameters:function(a,b,c){if(99==c){c=this;do{if("robProcedures_defreturn"==c.type&&c.getFieldValue("NAME")==a){this.returnType_=b;this.getInput("VALUE").setCheck(this.returnType_);this.render();break}c=c.getSurroundParent()}while(c)}},onchange:function(){var a=!1,b=this;do{if("robProcedures_defnoreturn"==b.type||"robProcedures_defreturn"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?("robProcedures_defnoreturn"==b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),
-this.hasReturnValue_=!1):"robProcedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),"robProcedures_defreturn"==b.type&&(this.returnType_=b.getReturnType(),this.getInput("VALUE").setCheck(this.returnType_),this.render()),this.setWarningText(null)):(this.returnType_=null,this.hasReturnValue&&this.getInput("VALUE").setCheck(this.returnType_),this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING))}};Blockly.Blocks.robConfigDefinitions={};var confBlocks={};function createPins(a,b,c,d){c||(c="");d||(d="");for(var e=[];a<=b;a++)e.push([(c+a).toString(),(d+a).toString()]);return e}Blockly.Blocks.robConfigDefinitions.pinsDigital={};Blockly.Blocks.robConfigDefinitions.pinsDigital.uno=function(){var a=createPins(0,13);return a=a.concat(createPins(0,5,"A","A"))};Blockly.Blocks.robConfigDefinitions.pinsDigital.unowifirev2=function(){var a=createPins(0,13);return a=a.concat(createPins(0,5,"A","A"))};
+this.hasReturnValue_=!1):"robProcedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),"robProcedures_defreturn"==b.type&&(this.returnType_=b.getReturnType(),this.getInput("VALUE").setCheck(this.returnType_),this.render()),this.setWarningText(null)):(this.returnType_=null,this.hasReturnValue&&this.getInput("VALUE").setCheck(this.returnType_),this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING))}};Blockly.Blocks.robConfigDefinitions={};var confBlocks={};function createPins(a,b,c,d){c||="";d||="";for(var e=[];a<=b;a++)e.push([(c+a).toString(),(d+a).toString()]);return e}Blockly.Blocks.robConfigDefinitions.pinsDigital={};Blockly.Blocks.robConfigDefinitions.pinsDigital.uno=function(){var a=createPins(0,13);return a=a.concat(createPins(0,5,"A","A"))};Blockly.Blocks.robConfigDefinitions.pinsDigital.unowifirev2=function(){var a=createPins(0,13);return a=a.concat(createPins(0,5,"A","A"))};
 Blockly.Blocks.robConfigDefinitions.pinsDigital.nano=function(){var a=createPins(0,13,"D");return a=a.concat(createPins(0,7,"A","A"))};Blockly.Blocks.robConfigDefinitions.pinsDigital.nano33ble=function(){var a=createPins(0,13,"D");return a=a.concat(createPins(0,7,"A","A"))};Blockly.Blocks.robConfigDefinitions.pinsDigital.mega=function(){var a=createPins(0,53);return a=a.concat(createPins(0,15,"A","A"))};
 Blockly.Blocks.robConfigDefinitions.pinsDigital.sensebox=function(){var a=createPins(1,2,"A");a=a.concat(createPins(3,4,"B"));return a=a.concat(createPins(5,6,"C"))};Blockly.Blocks.robConfigDefinitions.pinsDigital.festobionic=function(){return createPins(1,4)};Blockly.Blocks.robConfigDefinitions.pinsDigital.festobionicflower=function(){return createPins(1,4)};
 Blockly.Blocks.robConfigDefinitions.pinsDigital.calliope=function(){return[["P0","0"],["P1","1"],["P2","2"],["P3","3"],["A0","4"],["A1","5"],["C04","C04"],["C05","C05"],["C06","C06"],["C07","C07"],["C08","C08"],["C09","C09"],["C10","C10"],["C11","C11"],["C12","C12"],["C16","C16"],["C17","C17"],["C18","C18"],["C19","C19"]]};Blockly.Blocks.robConfigDefinitions.pinsDigital.microbit=function(){var a=createPins(0,16);return a=a.concat(createPins(19,20))};
@@ -2765,10 +2739,9 @@ Blockly.Blocks.robActions_aifes_addrawdata={init:function(){this.setColour(Block
 Blockly.Blocks.robActions_aifes_addclassifydata={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.AIFES_ADD_CLASSIFY_DATA);this.appendValueInput("NN_CLASSIFY_DATA");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.AIFES_ADD_CLASSIFY_DATA_TOOLTIP)}};
 Blockly.Blocks.robActions_aifes_addtrainingsdata={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.AIFES_ADD_TARGET_DATA);this.appendValueInput("NN_CLASS_NUMBER");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.AIFES_ADD_TARGET_DATA_TOOLTIP)}};
 Blockly.Blocks.robActions_aifes_train={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.AIFES_TRAIN);this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.AIFES_TRAIN_TOOLTIP)}};Blockly.Blocks.robActions_aifes_classify={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.AIFES_CLASSIFY);this.appendValueInput("NN_CLASS_PROBABILITIES");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.AIFES_CLASSIFY_TOOLTIP)}};
-function getTheStartBlock(){for(var a=$jscomp.makeIterator(Blockly.getMainWorkspace().getTopBlocks()),b=a.next();!b.done;b=a.next())if(b=b.value,!b.isDeletable())return b;throw"start block not found. That is impossible.";}function getInputOutputNeurons(){var a=getTheStartBlock().data;if(void 0===a||null===a)return["-","-"];try{var b=JSON.parse(a);return[0<b.inputs.length?b.inputs:["-"],0<b.outputs.length?b.outputs:["-"]]}catch(c){throw"start block has invalid nn data.";}}
-function getAllNeurons(a){function b(k,l){k=1;for(var m={};;){m.$jscomp$loop$prop$id$7="h"+l+"n"+k++;if(d&&!d.find(function(n){return function(p){return p.find(function(q){return q===n.$jscomp$loop$prop$id$7})}}(m)))return m.$jscomp$loop$prop$id$7;m={$jscomp$loop$prop$id$7:m.$jscomp$loop$prop$id$7}}}var c=getTheStartBlock().data,d=[];if(void 0===c||null===c)return["-"];try{var e=JSON.parse(c),f=e.networkShape;if(0!=f.length&&void 0===e.hiddenNeurons)for(c=0;c<e.numHiddenLayers;c++){d.push([]);for(var g=
-0;g<f[c];g++){var h=b(e,c+1);d[c].push(h)}}else void 0!==e.hiddenNeurons&&(d=e.hiddenNeurons);return a?[].concat.apply([],[e.inputs].concat($jscomp.arrayFromIterable(d),[e.outputs])):[].concat.apply([],[].concat($jscomp.arrayFromIterable(d),[e.outputs]))}catch(k){throw"start block has invalid nn data.";}}function createNeuronsForDropdown(a){for(var b=[],c=0;c<a.length;c++)b.push([a[c],a[c]]);return b}function isValueEqual(a,b){return JSON.stringify(a)===JSON.stringify(b)}
-function setDropdownVal(a,b,c){-1<b.indexOf(c)?a.setValue(c):0<b.length&&a.setValue(b[0]);a.render_()}Blockly.Blocks.robActions_NNstep={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.NN_STEP);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.NN_STEP_TOOLTIP)}};
+function getTheStartBlock(){for(const a of Blockly.getMainWorkspace().getTopBlocks())if(!a.isDeletable())return a;throw"start block not found. That is impossible.";}function getInputOutputNeurons(){var a=getTheStartBlock().data;if(void 0===a||null===a)return["-","-"];try{var b=JSON.parse(a);return[0<b.inputs.length?b.inputs:["-"],0<b.outputs.length?b.outputs:["-"]]}catch(c){throw"start block has invalid nn data.";}}
+function getAllNeurons(a){function b(g,h){for(g=1;;){let k="h"+h+"n"+g++;if(d&&!d.find(l=>l.find(p=>p===k)))return k}}var c=getTheStartBlock().data;let d=[];if(void 0===c||null===c)return["-"];try{var e=JSON.parse(c),f=e.networkShape;if(0!=f.length&&void 0===e.hiddenNeurons)for(c=0;c<e.numHiddenLayers;c++){d.push([]);for(let g=0;g<f[c];g++){const h=b(e,c+1);d[c].push(h)}}else void 0!==e.hiddenNeurons&&(d=e.hiddenNeurons);return a?[].concat(e.inputs,...d,e.outputs):[].concat(...d,e.outputs)}catch(g){throw"start block has invalid nn data.";
+}}function createNeuronsForDropdown(a){var b=[];for(let c=0;c<a.length;c++)b.push([a[c],a[c]]);return b}function isValueEqual(a,b){return JSON.stringify(a)===JSON.stringify(b)}function setDropdownVal(a,b,c){-1<b.indexOf(c)?a.setValue(c):0<b.length&&a.setValue(b[0]);a.render_()}Blockly.Blocks.robActions_NNstep={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.appendDummyInput().appendField(Blockly.Msg.NN_STEP);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.NN_STEP_TOOLTIP)}};
 Blockly.Blocks.robActions_set_inputneuron_val={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.allNeurons=getInputOutputNeurons()[0];this.dropDownNeurons=new Blockly.FieldDropdown(createNeuronsForDropdown(this.allNeurons));this.dependNeuron={dropDown:this.dropDownNeurons};this.appendValueInput("VALUE").appendField(Blockly.Msg.NN_SET_INPUT_NEURON_VALUE).appendField(this.dropDownNeurons,"NAME").setAlign(Blockly.ALIGN_RIGHT).setCheck("Number");this.setPreviousStatement(!0);this.setNextStatement(!0);
 this.setTooltip(Blockly.Msg.NN_SET_INPUT_NEURON_VALUE_TOOLTIP)},onchange:function(a){if(this.workspace&&!this.isInFlyout&&a.type!=Blockly.Events.MOVE){a=this.getField("NAME");var b=a.text_;0>JSON.stringify(a.getOptions_()).indexOf(b)&&(a.setValue(a.getOptions_()[0][0]),this.render())}}};
 Blockly.Blocks.robSensors_get_outputneuron_val={init:function(){this.setColour(Blockly.CAT_NN_RGB);this.allNeurons=getInputOutputNeurons()[1];this.dropDownNeurons=new Blockly.FieldDropdown(createNeuronsForDropdown(this.allNeurons));this.dependNeuron={dropDown:this.dropDownNeurons};this.appendDummyInput().appendField(Blockly.Msg.NN_GET_OUTPUT_NEURON_VALUE).appendField(this.dropDownNeurons,"NAME");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.NN_GET_OUTPUT_NEURON_VALUE_TOOLTIP)},onchange:Blockly.Blocks.robActions_set_inputneuron_val.onchange};
@@ -2867,7 +2840,7 @@ Blockly.Blocks.robConf_colordetector_txt4={init:function(){this.confBlock=this.t
 name:"YSTART",text:"100"},{type:"field_input",name:"YEND",text:"120"}],colour:Blockly.CAT_SENSOR_RGB,tooltip:Blockly.Msg.COLORDETECTOR_TOOLTIP});this.getField("NAME").setValidator(validateName);addNonnegativeIntegerValidator(this,"XSTART","XEND","YSTART","YEND");this.setPreviousStatement(!0,"camera");this.setNextStatement(!0,"camera")},getConfigDecl:function(){return getConfigDecl(this)}};
 Blockly.Blocks.robConf_motiondetector_txt4={init:function(){this.confBlock=this.title="MOTIONDETECTOR";this.jsonInit({message0:Blockly.Msg.SENSOR_MOTIONDETECTOR+" %1",args0:[{type:"field_input",name:"NAME",text:Blockly.RobConfig.findLegalName(Blockly.Msg.SENSOR_MOTIONDETECTOR.charAt(0).toUpperCase(),this)}],message1:"X-"+Blockly.Msg.AREA+" %1-%2",args1:[{type:"field_input",name:"XSTART",text:"0"},{type:"field_input",name:"XEND",text:"320"}],message2:"Y-"+Blockly.Msg.AREA+" %1-%2",args2:[{type:"field_input",
 name:"YSTART",text:"100"},{type:"field_input",name:"YEND",text:"120"}],message3:Blockly.Msg.TOLERANCE+" %1px ",args3:[{type:"field_input",name:"TOLERANCE",text:"100"}],colour:Blockly.CAT_SENSOR_RGB,tooltip:Blockly.Msg.MOTIONDETECTOR_TOOLTIP});this.getField("NAME").setValidator(validateName);addNonnegativeIntegerValidator(this,"XSTART","XEND","YSTART","YEND","TOLERANCE");this.setPreviousStatement(!0,"camera");this.setNextStatement(!0,"camera")},getConfigDecl:function(){return getConfigDecl(this)}};
-function addNonnegativeIntegerValidator(a,b){for(var c=[],d=1;d<arguments.length;++d)c[d-1]=arguments[d];c.forEach(function(e){"string"===typeof e&&a.getField(e).setValidator(Blockly.FieldTextInput.nonnegativeIntegerValidator)})}
+function addNonnegativeIntegerValidator(a,...b){b.forEach(c=>{"string"===typeof c&&a.getField(c).setValidator(Blockly.FieldTextInput.nonnegativeIntegerValidator)})}
 function validateName(a){var b=this.sourceBlock_;a=a.replace(/[\s\xa0]+/g,"").replace(/^ | $/g,"");if(!a.match(/^[a-zA-Z][a-zA-Z_$0-9]*$/)||""===a)return null;null==b.nameOld&&(b.nameOld=a);var c=b.nameOld;a=Blockly.RobConfig.findLegalName(a,b,c);Blockly.RobConfig.renameConfig(this.sourceBlock_,c,a,Blockly.Workspace.getByContainer("blocklyDiv"));return b.nameOld=a}function getConfigDecl(a){return[{type:a.title.toLowerCase(),name:a.getFieldValue("NAME")}]};Blockly.Blocks.robColour={};
 Blockly.Blocks.robColour_picker={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_PICKER_HELPURL);this.setColour(Blockly.CAT_COLOUR_RGB);var a=new Blockly.FieldColour("#FFFFFF");switch(this.workspace.device){case "nxt":a.setColours("#000000 #0057A6 #00642E #00FF00 #585858 #800080 #B30006 #DC143C #EE82EE #F7D117 #FF00FF #FFA500 #FFFFFF".split(" ")).setColumns(13);break;case "bob3":a.setColours("#000000 #0000FF #228822 #4466EE #4488AA #6633AA #6699EE #55FF99 #00FF00 #77FFDD #00FFFF #DD4422 #FF0000 #FF0088 #FF00FF #FF7755 #FF8800 #FFFF00 #FFFFFF".split(" ")).setColumns(19);break;
 case "botnroll":case "ev3":case "xNN":a.setColours("#000000 #0057A6 #00642E #532115 #585858 #B30006 #F7D117 #FFFFFF".split(" ")).setColumns(8);break;case "wedo":a=new Blockly.FieldColour("#FFFFFE"),a.setColours("#FF1493 #800080 #4876FF #00FFFF #90EE90 #008000 #FFFF00 #FFA500 #FF0000 #FFFFFE".split(" ")).setColumns(10)}this.appendDummyInput().appendField(a,"COLOUR");this.setOutput(!0,"Colour");var b=this;this.setTooltip(function(){var c=b.getParent();return c&&c.getInputsInline()&&c.tooltip||Blockly.Msg.COLOUR_PICKER_TOOLTIP})}};
@@ -2886,7 +2859,7 @@ Blockly.Blocks.robCommunication_connection={init:function(){this.setColour(Block
 Blockly.Blocks.robCommunication_checkConnection={init:function(){this.jsonInit({message0:Blockly.Msg.CONNECTION_CHECK,args0:[{type:"input_value",name:"CONNECTION",check:"Connection"}],output:"Boolean",colour:Blockly.CAT_COMMUNICATION_RGB,tooltip:Blockly.Msg.CONNECTION_CHECK_TOOLTIP})}};Blockly.Blocks.robCommunication_ir_sendBlock=Blockly.Blocks.bob3Communication_sendBlock;Blockly.Blocks.robCommunication_ir_receiveBlock=Blockly.Blocks.bob3Communication_receiveBlock;
 Blockly.Blocks.edisonCommunication_ir_sendBlock=Blockly.Blocks.bob3Communication_sendBlock;Blockly.Blocks.edisonCommunication_ir_receiveBlock=Blockly.Blocks.bob3Communication_receiveBlock;Blockly.Blocks.robConfig={};
 Blockly.Blocks.robConf_generic={init:function(a,b){this.setColour(a.sensor?Blockly.CAT_SENSOR_RGB:Blockly.CAT_ACTION_RGB);var c=a.sensor?"SENSOR_":"ACTION_",d=(Blockly.Msg[c+a.title+"_"+this.workspace.device.toUpperCase()]||Blockly.Msg[c+a.title]).charAt(0).toUpperCase()||Blockly.Msg[c+a.title]||Blockly.checkMsgKey("CONFIGURATION_PORT");a.inbuilt&&(d="_"+d);this.nameOld=d=Blockly.RobConfig.findLegalName(d,this);d=new Blockly.FieldTextInput(d,function(k){var l=this.sourceBlock_;k=k.replace(/[\s\xa0]+/g,
-"").replace(/^ | $/g,"");if(""===k||!k.match(/^[_a-zA-Z][a-zA-Z_$0-9]*$/))return null;l.inputList.filter(function(n){return n.nameOld?n.nameOld===k:n.fieldRow[1].getText()===k});var m=l.nameOld;k=Blockly.RobConfig.findLegalName(k,l,m);Blockly.RobConfig.renameConfig(this.sourceBlock_,m,k,Blockly.Workspace.getByContainer("blocklyDiv"));return l.nameOld=k});a.inbuilt&&d.setVisible(!1);this.appendDummyInput().setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg[c+a.title+"_"+this.workspace.device.toUpperCase()]||
+"").replace(/^ | $/g,"");if(""===k||!k.match(/^[_a-zA-Z][a-zA-Z_$0-9]*$/))return null;l.inputList.filter(function(m){return m.nameOld?m.nameOld===k:m.fieldRow[1].getText()===k});var p=l.nameOld;k=Blockly.RobConfig.findLegalName(k,l,p);Blockly.RobConfig.renameConfig(this.sourceBlock_,p,k,Blockly.Workspace.getByContainer("blocklyDiv"));return l.nameOld=k});a.inbuilt&&d.setVisible(!1);this.appendDummyInput().setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg[c+a.title+"_"+this.workspace.device.toUpperCase()]||
 Blockly.Msg[c+a.title]||c+a.title,"SENSORTITLE").appendField(d,"NAME");if(a.bricks){if(Blockly.Workspace.getByContainer("bricklyDiv")){d=Blockly.getMainWorkspace().getTopBlocks(!0);var e=[];for(c=0;c<d.length;c++){var f=d[c];-1!==f.type.indexOf("robBrick_")&&f.getVarDecl&&e.push([f.getVarDecl()[0],f.getVarDecl()[0]])}}0==e.length&&e.push([["INVALID_NAME","INVALID_NAME"]]);c=new Blockly.FieldDropdown(e);this.appendDummyInput().setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg["BRICKNAME_"+this.workspace.device.toUpperCase()]).appendField(c,
 "VAR");this.getVars=function(){return[this.getFieldValue("VAR")]};this.renameVar=function(k,l){Blockly.Names.equals(k,this.getFieldValue("VAR"))&&this.setFieldValue(l,"VAR")}}if(a.inputs)for(c=0;c<a.inputs.length;c++)e=a.inputs[c][0],d=new Blockly.FieldTextInput(a.inputs[c][1]),this.appendDummyInput().setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg[a.inputs[c][0]]).appendField(d,e);if(a.dropdowns)for(c=0;c<a.dropdowns.length;c++){e=a.dropdowns[c][0];d=a.dropdowns[c][1];f=[];for(var g=0;g<d.length;g++)f.push([Blockly.Msg[d[g][0]]||
 d[g][0],d[g][1]]);d=new Blockly.FieldDropdown(f);this.appendDummyInput().setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg[e]).appendField(d,e)}e=[];if(a.ports){for(c=0;c<a.ports.length;c++)e.push([Blockly.Msg[a.ports[c][0]]||a.ports[c][0],a.ports[c][1]]);new Blockly.FieldDropdown(e)}else new Blockly.FieldHidden;if(a.pins)for(c=0;c<e.length;c++)d=a.pins.call(this,this.workspace.device),void 0===d&&(d=a.pins.call(this,this.workspace.subDevice)),d=new Blockly.FieldDropdown(d),a.standardPins&&d.setValue(a.standardPins[c]),
@@ -3046,26 +3019,26 @@ a.ports[0].slots[d][0],a.ports[0].slots[d][1]]);d=new Blockly.FieldDropdown(e)}e
 "MODE").appendField(f,"SENSORPORT").appendField(d,"SLOT").appendField(Blockly.Msg["SENSOR_IS_"+e.name]||e.name):this.appendDummyInput("ROW").appendField(Blockly.Msg.GET).appendField(c,"MODE").appendField(Blockly.Msg["SENSOR_UNIT_"+e.unit]||Blockly.checkMsgKey(e.unit),"UNIT").appendField(Blockly.Msg["SENSOR_"+a.title+"_"+this.workspace.device.toUpperCase()]||Blockly.Msg["SENSOR_"+a.title]||Blockly.checkMsgKey("SENSOR_"+a.title),"SENSORTITLE").appendField(f,"SENSORPORT").appendField(d,"SLOT");a.portsHidden&&
 hidePortIfOnlyInbuilt(b);a.standardPort&&f.setValue(a.standardPort);this.sensorMode_=e.name;this.setOutput(!0,e.type);this.setTooltip(function(){var g=b.getFieldValue("MODE");return Blockly.Msg["SENSOR_"+a.title+"_"+g+"_GETSAMPLE_TOOLTIP_"+b.workspace.device.toUpperCase()]||Blockly.Msg["SENSOR_"+a.title+"_"+g+"_GETSAMPLE_TOOLTIP"]||Blockly.Msg["SENSOR_"+a.title+"_GETSAMPLE_TOOLTIP"]||Blockly.checkMsgKey("SENSOR_"+a.title+"_GETSAMPLE_TOOLTIP")});this.type="robSensors_"+this.sensor+"_getSample";this.sensorMode_&&
 (this.mutationToDom=function(){var g=document.createElement("mutation");g.setAttribute("mode",this.sensorMode_);"NO"!==this.sensorPort_&&g.setAttribute("port",this.sensorPort_);return g},this.domToMutation=function(g){this.sensorMode_=g.getAttribute("mode");this.updateShape_(this.sensorMode_);this.sensorPort_=g.getAttribute("port")||"NO";"NO"!==this.sensorPort_&&this.updatePort_(this.sensorPort_)},this.updateShape_=function(g){for(var h=0;h<a.modes.length;h++)if(a.modes[h].name===g){this.setOutput(!0,
-a.modes[h].type);var k=this.getField("UNIT");k&&k.setText(Blockly.Msg["SENSOR_UNIT_"+a.modes[h].unit]||Blockly.checkMsgKey(a.modes[h].unit));if(a.modes[h].ports){k=this.getInput("ROW");for(var l=[],m=k.fieldRow.length-1;0<m&&"SENSORTITLE"!==k.fieldRow[m].name;m--)l.push(k.fieldRow[m].name);for(m=0;m<l.length;m++)k.removeField(l[m]);l=[];for(m=0;m<a.modes[h].ports.length;m++)l.push([Blockly.Msg[a.modes[h].ports[m][0]]||a.modes[h].ports[m][0],a.modes[h].ports[m][1]]);k.appendField(new Blockly.FieldDropdown(l),
-"SENSORPORT").appendField(new Blockly.FieldHidden,"SLOT")}if("OUT"===a.title||"PIN"===a.title){if("PULSEHIGH"===g||"PULSELOW"===g)g="DIGITAL";k=g.toLowerCase()+"out";m=getConfigPorts(k);l=b.getField("SENSORPORT");b.dependConfig.type=k;l.menuGenerator_=m.menuGenerator_;l.setValue(l.menuGenerator_[0][0]);l.arrow_&&l.arrow_.replaceChild(document.createTextNode(" "),l.arrow_.childNodes[0]);1<l.menuGenerator_.length&&l.arrow_&&l.arrow_.replaceChild(document.createTextNode(" "+Blockly.FieldDropdown.ARROW_CHAR),
-l.arrow_.childNodes[0])}}this.sensorMode_=g},this.updatePort_=function(g){for(var h=0;h<a.ports.length;h++)if(a.ports[h].port[1]===g){for(var k=this.getInput("ROW"),l=[],m=k.fieldRow.length-1;0<m&&"SENSORPORT"!==k.fieldRow[m].name;m--)l.push(k.fieldRow[m].name);for(m=0;m<l.length;m++)k.removeField(l[m]);l=[];for(m=0;m<a.ports[h].slots.length;m++)l.push([Blockly.Msg[a.ports[h].slots[m][0]]||a.ports[h].slots[m][0],a.ports[h].slots[m][1]]);a.modes[0].question?k.appendField(new Blockly.FieldDropdown(l),
+a.modes[h].type);var k=this.getField("UNIT");k&&k.setText(Blockly.Msg["SENSOR_UNIT_"+a.modes[h].unit]||Blockly.checkMsgKey(a.modes[h].unit));if(a.modes[h].ports){k=this.getInput("ROW");for(var l=[],p=k.fieldRow.length-1;0<p&&"SENSORTITLE"!==k.fieldRow[p].name;p--)l.push(k.fieldRow[p].name);for(p=0;p<l.length;p++)k.removeField(l[p]);l=[];for(p=0;p<a.modes[h].ports.length;p++)l.push([Blockly.Msg[a.modes[h].ports[p][0]]||a.modes[h].ports[p][0],a.modes[h].ports[p][1]]);k.appendField(new Blockly.FieldDropdown(l),
+"SENSORPORT").appendField(new Blockly.FieldHidden,"SLOT")}if("OUT"===a.title||"PIN"===a.title){if("PULSEHIGH"===g||"PULSELOW"===g)g="DIGITAL";k=g.toLowerCase()+"out";p=getConfigPorts(k);l=b.getField("SENSORPORT");b.dependConfig.type=k;l.menuGenerator_=p.menuGenerator_;l.setValue(l.menuGenerator_[0][0]);l.arrow_&&l.arrow_.replaceChild(document.createTextNode(" "),l.arrow_.childNodes[0]);1<l.menuGenerator_.length&&l.arrow_&&l.arrow_.replaceChild(document.createTextNode(" "+Blockly.FieldDropdown.ARROW_CHAR),
+l.arrow_.childNodes[0])}}this.sensorMode_=g},this.updatePort_=function(g){for(var h=0;h<a.ports.length;h++)if(a.ports[h].port[1]===g){for(var k=this.getInput("ROW"),l=[],p=k.fieldRow.length-1;0<p&&"SENSORPORT"!==k.fieldRow[p].name;p--)l.push(k.fieldRow[p].name);for(p=0;p<l.length;p++)k.removeField(l[p]);l=[];for(p=0;p<a.ports[h].slots.length;p++)l.push([Blockly.Msg[a.ports[h].slots[p][0]]||a.ports[h].slots[p][0],a.ports[h].slots[p][1]]);a.modes[0].question?k.appendField(new Blockly.FieldDropdown(l),
 "SLOT").appendField(Blockly.Msg["SENSOR_IS_"+a.modes[0].name]||a.modes[0].name):k.appendField(new Blockly.FieldDropdown(l),"SLOT");this.render()}this.sensorPort_=g})}};
 Blockly.Blocks.robSensors_generic_all={init:function(a){this.setColour(Blockly.CAT_SENSOR_RGB);this.sensors=[];this.ports=[];this.mutPorts=[];this.slots=[];for(var b=[],c=0;c<a.length;c++)for(var d=0;d<a[c].modes.length;d++)if(!(-1<a[c].modes[d].type.indexOf("Array"))){a[c].titleNotVisible?b.push([Blockly.Msg["MODE_"+a[c].modes[d].name]||Blockly.checkMsgKey(a[c].modes[d].name),a[c].title+"_"+a[c].modes[d].name]):b.push([(Blockly.Msg["MODE_"+a[c].modes[d].name]||Blockly.checkMsgKey(a[c].modes[d].name))+
 " "+(Blockly.Msg["SENSOR_UNIT_"+a[c].modes[d].unit]||Blockly.checkMsgKey(a[c].modes[d].unit))+" "+(Blockly.Msg["SENSOR_"+a[c].title+"_"+this.workspace.device.toUpperCase()]||Blockly.Msg["SENSOR_"+a[c].title]||Blockly.checkMsgKey(a[c].title)),a[c].title+"_"+a[c].modes[d].name]);if(a[c].ports){var e=[];if("CONFIGURATION"===a[c].ports){if(Blockly.Workspace.getByContainer("bricklyDiv")){var f=a[c].title;if("OUT"===f||"PIN"===f){f=a[c].modes[d].name;if("PULSEHIGH"===f||"PULSELOW"===f)f="DIGITAL";f+="OUT"}for(var g=
-Blockly.Workspace.getByContainer("bricklyDiv").getAllBlocks(),h=0;h<g.length;h++){var k=g[h].getConfigDecl;if(k){k=k.call(g[h]);for(var l=0;l<k.length;l++){var m=k[l];m.type.toUpperCase()===f&&e.push([m.name,m.name])}}}}0===e.length&&e.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]);this.ports.push(e);this.mutPorts.push("NO")}else if(a[c].ports[0].port){for(f=0;f<
+Blockly.Workspace.getByContainer("bricklyDiv").getAllBlocks(),h=0;h<g.length;h++){var k=g[h].getConfigDecl;if(k){k=k.call(g[h]);for(var l=0;l<k.length;l++){var p=k[l];p.type.toUpperCase()===f&&e.push([p.name,p.name])}}}}0===e.length&&e.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]);this.ports.push(e);this.mutPorts.push("NO")}else if(a[c].ports[0].port){for(f=0;f<
 a[c].ports.length;f++)e.push([Blockly.Msg[a[c].ports[f].port[0]]||a[c].ports[f].port[0],a[c].ports[f].port[1]]);this.ports.push(e);this.mutPorts.push(e[0][1])}else{for(f=0;f<a[c].ports.length;f++)e.push([Blockly.Msg[a[c].ports[f][0]]||a[c].ports[f][0],a[c].ports[f][1]]);this.ports.push(e);this.mutPorts.push("NO")}}else{if(a[c].modes&&a[c].modes[d].ports){e=[];for(f=0;f<a[c].modes[d].ports.length;f++)e.push([Blockly.Msg[a[c].modes[d].ports[f][0]]||a[c].modes[d].ports[f][0],a[c].modes[d].ports[f][1]]);
 this.ports.push(e)}else this.ports.push([]);this.mutPorts.push("NO")}if(a[c].slots){e=[];for(f=0;f<a[c].slots.length;f++)e.push([Blockly.Msg[a[c].slots[f][0]]||a[c].slots[f][0],a[c].slots[f][1]]);this.slots.push(new Blockly.FieldDropdown(e))}else if(a[c].ports&&a[c].ports[0].slots){e=[];for(g=0;g<a[c].ports.length;g++){h=[];for(f=0;f<a[c].ports[g].slots.length;f++)h.push([Blockly.Msg[a[c].ports[g].slots[f][0]]||a[c].ports[g].slots[f][0],a[c].ports[g].slots[f][1]]);e.push(new Blockly.FieldDropdown(h))}this.slots.push(e)}else this.slots.push(new Blockly.FieldHidden);
-this.sensors.push({name:a[c].title,mode:a[c].modes[d].name,type:a[c].modes[d].type,standardPort:a[c].standardPort,unit:a[c].modes[d].unit,op:a[c].modes[d].op,value:a[c].modes[d].value,ports:a[c].ports,portsHidden:a[c].portsHidden})}c=new Blockly.FieldDropdown(b,function(p){p&&this.sourceBlock_.getFieldValue("SENSORTYPE")!==p&&this.sourceBlock_.updateShape_(p)});this.dropDownPorts="NO"==this.mutPorts[0]?0>=this.ports[0].length?new Blockly.FieldHidden:new Blockly.FieldDropdown(this.ports[0]):new Blockly.FieldDropdown(this.ports[0],
-function(p){p&&this.sourceBlock_.getFieldValue("SENSORPORT")!==p&&this.sourceBlock_.updatePort_(p)});d=this.slots[0];Array.isArray(this.slots[0])&&(d=this.slots[0][0]);this.appendDummyInput("ROW").appendField(Blockly.Msg.GET,"GET").appendField(c,"SENSORTYPE").appendField(this.dropDownPorts,"SENSORPORT").appendField(d,"SLOT");this.ports[0].portsHidden&&hidePortIfOnlyInbuilt(n);this.setOutput(!0,a[0].modes[0].type);var n=this;this.setTooltip(function(){var p=n.getFieldValue("SENSORTYPE");return Blockly.Msg["SENSOR_"+
-p+"_GETSAMPLE_TOOLTIP_"+n.workspace.device.toUpperCase()]||Blockly.Msg["SENSOR_"+p+"_GETSAMPLE_TOOLTIP"]||Blockly.Msg["SENSOR_"+p.substr(0,p.indexOf("_"))+"_GETSAMPLE_TOOLTIP"]||Blockly.checkMsgKey("SENSOR_"+p.substr(0,p.indexOf("_"))+"_GETSAMPLE_TOOLTIP")});this.type="robSensors_getSample";this.sensorType_=b[0][1];this.sensorPort_=this.mutPorts[0];this.mutationToDom=function(){var p=document.createElement("mutation");p.setAttribute("input",this.sensorType_);"NO"!==this.sensorPort_&&p.setAttribute("port",
-this.sensorPort_);return p};this.domToMutation=function(p){this.sensorType_=p.getAttribute("input");this.updateShape_(this.sensorType_);this.sensorPort_=p.getAttribute("port")||"NO";"NO"!==this.sensorPort_&&this.updatePort_(this.sensorPort_)};this.updatePort_=function(p){for(var q=this.getInput("ROW"),t=[],r=q.fieldRow.length-1;0<r&&"SENSORPORT"!==q.fieldRow[r].name;r--)t.push(q.fieldRow[r].name);for(r=0;r<t.length;r++)q.removeField(t[r]);var u=this.getField("SENSORTYPE").getOptions_();for(r=t=0;r<
-u.length;r++)if(u[r][1]==this.sensorType_){t=r;break}u=this.getField("SENSORPORT").getOptions_();var v=0;for(r=0;r<u.length;r++)if(u[r][1]==p){v=r;break}q.appendField(this.slots[t][v],"SLOT");this.render();this.sensorPort_=p};this.updateShape_=function(p){this.sensorType_=p;for(var q=this.getInput("ROW"),t=[],r=0;p=q.fieldRow[r];r++)"SENSORTYPE"!==p.name&&"GET"!==p.name&&t.push(p.name);for(r=0;r<t.length;r++)q.removeField(t[r]);t=this.sensorType_.split(/_(.+)/);p=t[0];var u=t[1];for(r=t=0;r<this.sensors.length;r++)if(this.sensors[r].name==
-p&&this.sensors[r].mode==u){t=r;break}if("NO"==this.mutPorts[t]){if("CONFIGURATION"===this.ports[t].ports||this.sensors[t]&&"CONFIGURATION"===this.sensors[t].ports){r=[];var v=this.sensorType_.split(/_(.+)/)[0];if("OUT"===v||"PIN"===v){p=this.sensorType_.split(/_(.+)/)[1];if("PULSEHIGH"===p||"PULSELOW"===p)p="DIGITAL";v=p+"OUT"}if(Blockly.Workspace.getByContainer("bricklyDiv"))for(p=Blockly.Workspace.getByContainer("bricklyDiv").getAllBlocks(),u=0;u<p.length;u++){var w=p[u].getConfigDecl;if(w){w=
-w.call(p[u]);for(var x=0;x<w.length;x++){var y=w[x];y.type.toUpperCase()===v&&r.push([y.name,y.name])}}}0===r.length&&r.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]);this.ports[t]=r;this.dropDownPorts=new Blockly.FieldDropdown(this.ports[t]);this.dependConfig=function(){return{type:v.toLowerCase(),dropDown:this.dropDownPorts}}}else delete this.dependConfig;this.dropDownPorts=
-0>=this.ports[t].length?new Blockly.FieldHidden:new Blockly.FieldDropdown(this.ports[t])}else this.dropDownPorts=new Blockly.FieldDropdown(this.ports[t],function(z){z&&this.sourceBlock_.getFieldValue("SENSOPORT")!==z&&this.sourceBlock_.updatePort_(z)});q.appendField(this.dropDownPorts,"SENSORPORT");this.slots[t].length?q.appendField(this.slots[t][0],"SLOT"):q.appendField(this.slots[t],"SLOT");this.sensors[t].portsHidden?hidePortIfOnlyInbuilt(n):this.hide&&delete this.hide;this.sensors[t].standardPort&&
-this.dropDownPorts.setValue(this.sensors[t].standardPort);this.sensorPort_=this.mutPorts[t];this.setOutput(!0,this.sensors[t].type);q=this.sensors[t].value||30;(r=this.getParent())&&"logic_compare"!=r.type&&(r=null);if(r){r.getInputTargetBlock("B")&&r.getInputTargetBlock("B").dispose();p=null;if("Number"==this.sensors[t].type)r.updateShape(this.sensors[t].op||"NUM"),p=this.workspace.newBlock("math_number"),p.setFieldValue(q.toString(),"NUM");else if("Boolean"==this.sensors[t].type)r.updateShape("BOOL"),
-p=this.workspace.newBlock("logic_boolean");else if("String"==this.sensors[t].type)r.updateShape("TEXT"),p=this.workspace.newBlock("text"),p.setFieldValue(q.toString(),"TEXT");else if("Colour"==this.sensors[t].type){r.updateShape("COLOUR");switch(this.workspace.device){case "microbit":case "microbitv2":case "joycar":case "calliope":p=this.workspace.newBlock("mbedColour_picker");break;case "nao":p=this.workspace.newBlock("naoColour_picker");break;case "spike":p=this.workspace.newBlock("colour_picker_spike");
-break;case "rcj":p=this.workspace.newBlock("colour_picker_rcj");break;default:p=this.workspace.newBlock("robColour_picker")}p.setFieldValue(this.sensors[t].value,"COLOUR")}else r.updateShape("BOOL"),p=this.workspace.newBlock("logic_boolean");p.initSvg();p.render();r.inTask||p.setInTask(!1);r.getInput("B").connection.connect(p.outputConnection)}}}};
+this.sensors.push({name:a[c].title,mode:a[c].modes[d].name,type:a[c].modes[d].type,standardPort:a[c].standardPort,unit:a[c].modes[d].unit,op:a[c].modes[d].op,value:a[c].modes[d].value,ports:a[c].ports,portsHidden:a[c].portsHidden})}c=new Blockly.FieldDropdown(b,function(n){n&&this.sourceBlock_.getFieldValue("SENSORTYPE")!==n&&this.sourceBlock_.updateShape_(n)});this.dropDownPorts="NO"==this.mutPorts[0]?0>=this.ports[0].length?new Blockly.FieldHidden:new Blockly.FieldDropdown(this.ports[0]):new Blockly.FieldDropdown(this.ports[0],
+function(n){n&&this.sourceBlock_.getFieldValue("SENSORPORT")!==n&&this.sourceBlock_.updatePort_(n)});d=this.slots[0];Array.isArray(this.slots[0])&&(d=this.slots[0][0]);this.appendDummyInput("ROW").appendField(Blockly.Msg.GET,"GET").appendField(c,"SENSORTYPE").appendField(this.dropDownPorts,"SENSORPORT").appendField(d,"SLOT");this.ports[0].portsHidden&&hidePortIfOnlyInbuilt(m);this.setOutput(!0,a[0].modes[0].type);var m=this;this.setTooltip(function(){var n=m.getFieldValue("SENSORTYPE");return Blockly.Msg["SENSOR_"+
+n+"_GETSAMPLE_TOOLTIP_"+m.workspace.device.toUpperCase()]||Blockly.Msg["SENSOR_"+n+"_GETSAMPLE_TOOLTIP"]||Blockly.Msg["SENSOR_"+n.substr(0,n.indexOf("_"))+"_GETSAMPLE_TOOLTIP"]||Blockly.checkMsgKey("SENSOR_"+n.substr(0,n.indexOf("_"))+"_GETSAMPLE_TOOLTIP")});this.type="robSensors_getSample";this.sensorType_=b[0][1];this.sensorPort_=this.mutPorts[0];this.mutationToDom=function(){var n=document.createElement("mutation");n.setAttribute("input",this.sensorType_);"NO"!==this.sensorPort_&&n.setAttribute("port",
+this.sensorPort_);return n};this.domToMutation=function(n){this.sensorType_=n.getAttribute("input");this.updateShape_(this.sensorType_);this.sensorPort_=n.getAttribute("port")||"NO";"NO"!==this.sensorPort_&&this.updatePort_(this.sensorPort_)};this.updatePort_=function(n){for(var r=this.getInput("ROW"),t=[],q=r.fieldRow.length-1;0<q&&"SENSORPORT"!==r.fieldRow[q].name;q--)t.push(r.fieldRow[q].name);for(q=0;q<t.length;q++)r.removeField(t[q]);var u=this.getField("SENSORTYPE").getOptions_();for(q=t=0;q<
+u.length;q++)if(u[q][1]==this.sensorType_){t=q;break}u=this.getField("SENSORPORT").getOptions_();var v=0;for(q=0;q<u.length;q++)if(u[q][1]==n){v=q;break}r.appendField(this.slots[t][v],"SLOT");this.render();this.sensorPort_=n};this.updateShape_=function(n){this.sensorType_=n;for(var r=this.getInput("ROW"),t=[],q=0;n=r.fieldRow[q];q++)"SENSORTYPE"!==n.name&&"GET"!==n.name&&t.push(n.name);for(q=0;q<t.length;q++)r.removeField(t[q]);t=this.sensorType_.split(/_(.+)/);n=t[0];var u=t[1];for(q=t=0;q<this.sensors.length;q++)if(this.sensors[q].name==
+n&&this.sensors[q].mode==u){t=q;break}if("NO"==this.mutPorts[t]){if("CONFIGURATION"===this.ports[t].ports||this.sensors[t]&&"CONFIGURATION"===this.sensors[t].ports){q=[];var v=this.sensorType_.split(/_(.+)/)[0];if("OUT"===v||"PIN"===v){n=this.sensorType_.split(/_(.+)/)[1];if("PULSEHIGH"===n||"PULSELOW"===n)n="DIGITAL";v=n+"OUT"}if(Blockly.Workspace.getByContainer("bricklyDiv"))for(n=Blockly.Workspace.getByContainer("bricklyDiv").getAllBlocks(),u=0;u<n.length;u++){var w=n[u].getConfigDecl;if(w){w=
+w.call(n[u]);for(var x=0;x<w.length;x++){var y=w[x];y.type.toUpperCase()===v&&q.push([y.name,y.name])}}}0===q.length&&q.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]);this.ports[t]=q;this.dropDownPorts=new Blockly.FieldDropdown(this.ports[t]);this.dependConfig=function(){return{type:v.toLowerCase(),dropDown:this.dropDownPorts}}}else delete this.dependConfig;this.dropDownPorts=
+0>=this.ports[t].length?new Blockly.FieldHidden:new Blockly.FieldDropdown(this.ports[t])}else this.dropDownPorts=new Blockly.FieldDropdown(this.ports[t],function(z){z&&this.sourceBlock_.getFieldValue("SENSOPORT")!==z&&this.sourceBlock_.updatePort_(z)});r.appendField(this.dropDownPorts,"SENSORPORT");this.slots[t].length?r.appendField(this.slots[t][0],"SLOT"):r.appendField(this.slots[t],"SLOT");this.sensors[t].portsHidden?hidePortIfOnlyInbuilt(m):this.hide&&delete this.hide;this.sensors[t].standardPort&&
+this.dropDownPorts.setValue(this.sensors[t].standardPort);this.sensorPort_=this.mutPorts[t];this.setOutput(!0,this.sensors[t].type);r=this.sensors[t].value||30;(q=this.getParent())&&"logic_compare"!=q.type&&(q=null);if(q){q.getInputTargetBlock("B")&&q.getInputTargetBlock("B").dispose();n=null;if("Number"==this.sensors[t].type)q.updateShape(this.sensors[t].op||"NUM"),n=this.workspace.newBlock("math_number"),n.setFieldValue(r.toString(),"NUM");else if("Boolean"==this.sensors[t].type)q.updateShape("BOOL"),
+n=this.workspace.newBlock("logic_boolean");else if("String"==this.sensors[t].type)q.updateShape("TEXT"),n=this.workspace.newBlock("text"),n.setFieldValue(r.toString(),"TEXT");else if("Colour"==this.sensors[t].type){q.updateShape("COLOUR");switch(this.workspace.device){case "microbit":case "microbitv2":case "joycar":case "calliope":n=this.workspace.newBlock("mbedColour_picker");break;case "nao":n=this.workspace.newBlock("naoColour_picker");break;case "spike":n=this.workspace.newBlock("colour_picker_spike");
+break;case "rcj":n=this.workspace.newBlock("colour_picker_rcj");break;default:n=this.workspace.newBlock("robColour_picker")}n.setFieldValue(this.sensors[t].value,"COLOUR")}else q.updateShape("BOOL"),n=this.workspace.newBlock("logic_boolean");n.initSvg();n.render();q.inTask||n.setInTask(!1);q.getInput("B").connection.connect(n.outputConnection)}}}};
 function getConfigPorts(a){var b=[];if(Blockly.Workspace.getByContainer("bricklyDiv"))for(var c=Blockly.Workspace.getByContainer("bricklyDiv").getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getConfigDecl;if(e){e=e.call(c[d]);for(var f=0;f<e.length;f++){var g=e[f];g.type===a&&b.push([g.name,g.name])}}}0===b.length&&b.push([Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT"),(Blockly.Msg.CONFIGURATION_NO_PORT||Blockly.checkMsgKey("CONFIGURATION_NO_PORT")).toUpperCase()]);
 return new Blockly.FieldDropdown(b)}function hidePortIfOnlyInbuilt(a){for(var b=0;b<a.inputList.length;b++)for(var c=a.inputList[b],d=0;d<c.fieldRow.length;d++){var e=c.fieldRow[d];("SENSORPORT"===e.name||"ACTORPORT"===e.name)&&2>e.menuGenerator_.length&&(a.hide={},a.hide.name=e.name,a.hide.value=e.getValue(),c.removeField(e.name),c.appendField(new Blockly.FieldHidden,e.name),e=c.fieldRow[c.fieldRow.length-1],c.fieldRow.splice(d,0,e),c.fieldRow.splice(-1,1),a.dropDownPorts=e)}};Blockly.Blocks.robSensorDefinitionsDataAvailable={};var integrated_sensor={lsm9ds1_acceleration:{}};integrated_sensor.lsm9ds1_acceleration.nano33ble={params:[{target:"VARIABLE_X",unit:"MILLIG"},{target:"VARIABLE_Y",unit:"MILLIG"},{target:"VARIABLE_Z",unit:"MILLIG"}]};integrated_sensor.lsm9ds1_gyro={};integrated_sensor.lsm9ds1_gyro.nano33ble={params:[{target:"VARIABLE_X",unit:"DEGREE_PER_SECOND"},{target:"VARIABLE_Y",unit:"DEGREE_PER_SECOND"},{target:"VARIABLE_Z",unit:"DEGREE_PER_SECOND"}]};
 integrated_sensor.lsm9ds1_magneticfield={};integrated_sensor.lsm9ds1_magneticfield.nano33ble={params:[{target:"VARIABLE_X",unit:"GAUSS"},{target:"VARIABLE_Y",unit:"GAUSS"},{target:"VARIABLE_Z",unit:"GAUSS"}]};integrated_sensor.apds9960_distance={};integrated_sensor.apds9960_distance.nano33ble={params:[{target:"VARIABLE_VALUE",unit:"CM"}]};integrated_sensor.apds9960_gesture={};integrated_sensor.apds9960_gesture.nano33ble={params:[{target:"VARIABLE_VALUE",unit:"INDEX"}]};
@@ -3123,17 +3096,17 @@ Blockly.Blocks.variables_set={init:function(){this.jsonInit({message0:Blockly.Ms
 b){this.dataType_=b;this.getInput("VALUE").setCheck(this.dataType_)},mutationToDom:function(){if(!this.dataType_)return null;var a=document.createElement("mutation");this.dataType_&&a.setAttribute("datatype",this.dataType_);return a},domToMutation:function(a){(a=a.getAttribute("datatype")||Blockly.Variables.getType(this.getFieldValue("VAR")))&&this.workspace.variableDeclaration&&(this.dataType_=a,this.getInput("VALUE").setCheck(this.dataType_))},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&
 this.setFieldValue(b,"VAR")},onchange:Blockly.Blocks.variables_get.onchange,contextMenuType_:"variables_get",customContextMenu:Blockly.Blocks.variables_get.customContextMenu};
 Blockly.Blocks.robGlobalVariables_declare={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_SET_HELPURL);this.setColour(Blockly.CAT_ACTIVITY_RGB);this.declType_=Blockly.TYPE_DROPDOWN(this.workspace.device);var a=Blockly.Variables.findLegalName(Blockly.Msg.VARIABLES_DEFAULT_NAME,this);this.nameOld=a;a=new Blockly.FieldTextInput(a,this.validateName);this.appendValueInput("VALUE").appendField(Blockly.Msg.VARIABLES_TITLE).appendField(a,"VAR").appendField(":").appendField(this.declType_,"TYPE").appendField(Blockly.RTL?
-"\u2192":"\u2190").setCheck("Number");this.setPreviousStatement(!0,"declaration_only");this.setMutatorMinus(new Blockly.MutatorMinus(["robGlobalVariables_declare"]));this.setMovable(!1);this.setDeletable(!1);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;this.contextMenudeclarationType_="variables_get";this.declarationType_="Number";this.nextStatement_=!1;this.setNextStatement(!1)},validate:function(){var a=Blockly.Variables.findLegalName(this.getFieldValue("VAR"),this);this.setFieldValue(a,
-"VAR")},validateName:function(a){var b=this.sourceBlock_;a=a.replace(/[\s\xa0]+/g,"").replace(/^ | $/g,"");if(""===a||!a.match(/^[a-zA-Z][a-zA-Z_$0-9]*$/))return null;a=Blockly.Variables.findLegalName(a,b);Blockly.Variables.renameVariable(b.nameOld,a,Blockly.getMainWorkspace());return b.nameOld=a},mutationToDom:function(){if(void 0===this.nextStatement_||void 0===this.declarationType_)return!1;var a=document.createElement("mutation");a.setAttribute("next",this.nextStatement_);a.setAttribute("declaration_type",
-this.declarationType_);return a},domToMutation:function(a){(this.nextStatement_="true"==a.getAttribute("next"))&&this.setNext(this.nextStatement_);(this.declarationType_=a.getAttribute("declaration_type"))&&this.getInput("VALUE").setCheck(this.declarationType_)},setNext:function(a){this.nextStatement_=a;this.setNextStatement(a,"declaration_only")},getType:function(){return this.declarationType_},getVarDecl:function(){return[this.getFieldValue("VAR")]},getVars:function(){return[this.getFieldValue("VAR")]},
-updateShape_:function(a,b){if(-1==a){b=this.getParent();var c=this.getNextBlock();this.unplug(!0,!0);b&&-1!==b.type.indexOf("Controls_start")&&!c?b.updateShape_(a):b&&!c&&b.setNext(!1);Blockly.Variables.deleteAll(this.getFieldValue("VAR"));this.dispose()}else if(0==a){this.getInputTargetBlock("VALUE")&&this.getInputTargetBlock("VALUE").dispose();a=null;this.getInput("VALUE").setCheck(b);if("Number"===b)a=this.workspace.newBlock("math_number");else if("String"===b)a=this.workspace.newBlock("text");
+"\u2192":"\u2190").setCheck("Number");this.setPreviousStatement(!0,"declaration_only");this.setMutatorMinus(new Blockly.MutatorMinus(["robGlobalVariables_declare"]));this.setMovable(!0);this.setDeletable(!0);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;this.contextMenudeclarationType_="variables_get";this.declarationType_="Number";this.nextStatement_=!0;this.setNextStatement(!0,"declaration_only")},validate:function(){var a=Blockly.Variables.findLegalName(this.getFieldValue("VAR"),this);
+this.setFieldValue(a,"VAR")},validateName:function(a){var b=this.sourceBlock_;a=a.replace(/[\s\xa0]+/g,"").replace(/^ | $/g,"");if(""===a||!a.match(/^[a-zA-Z][a-zA-Z_$0-9]*$/))return null;a=Blockly.Variables.findLegalName(a,b);Blockly.Variables.renameVariable(b.nameOld,a,Blockly.getMainWorkspace());return b.nameOld=a},mutationToDom:function(){if(void 0===this.nextStatement_||void 0===this.declarationType_)return!1;var a=document.createElement("mutation");a.setAttribute("next",this.nextStatement_);
+a.setAttribute("declaration_type",this.declarationType_);return a},domToMutation:function(a){(this.nextStatement_="true"==a.getAttribute("next"))&&this.setNext(this.nextStatement_);(this.declarationType_=a.getAttribute("declaration_type"))&&this.getInput("VALUE").setCheck(this.declarationType_)},setNext:function(a){this.nextStatement_=a;this.setNextStatement(a,"declaration_only")},getType:function(){return this.declarationType_},getVarDecl:function(){return[this.getFieldValue("VAR")]},getVars:function(){return[this.getFieldValue("VAR")]},
+updateShape_:function(a,b){if(-1==a){b=this.getParent();var c=this.getNextBlock();this.unplug(!0,!0);b&&-1!==b.type.indexOf("Controls_start")&&!c?b.updateShape_(a):b&&!c&&b.setNext(!0);Blockly.Variables.deleteAll(this.getFieldValue("VAR"));this.dispose()}else if(0==a){this.getInputTargetBlock("VALUE")&&this.getInputTargetBlock("VALUE").dispose();a=null;this.getInput("VALUE").setCheck(b);if("Number"===b)a=this.workspace.newBlock("math_number");else if("String"===b)a=this.workspace.newBlock("text");
 else if("Boolean"===b)a=this.workspace.newBlock("logic_boolean");else if("Array"===b.substr(0,5))a=this.workspace.newBlock("robLists_create_with"),a.createIt(3,b.substr(6));else if("Colour"===b)switch(this.workspace.device){case "microbit":case "microbitv2":case "joycar":case "calliope":a=this.workspace.newBlock("mbedColour_picker");break;case "nao":a=this.workspace.newBlock("naoColour_picker");break;case "spike":a=this.workspace.newBlock("colour_picker_spike");break;case "rcj":a=this.workspace.newBlock("colour_picker_rcj");
 break;default:a=this.workspace.newBlock("robColour_picker")}else if("Image"===b)switch(this.workspace.device){case "microbit":case "microbitv2":case "joycar":case "calliope":a=this.workspace.newBlock("mbedImage_get_image");break;case "mbot":a=this.workspace.newBlock("mBotImage_image");break;case "spike":a=this.workspace.newBlock("image_image")}else"Connection"===b&&(a=this.workspace.newBlock("logic_null"));c=this.getInput("VALUE");a&&(a.initSvg(),a.render(),"Array"===b.substr(0,5)&&a.updateType_(b.substr(6)),
 c.connection.connect(a.outputConnection))}},updateType_:function(a){this.declarationType_=a;Blockly.Variables.updateType(this.getFieldValue("VAR"),this.declarationType_)},contextMenuType_:"variables_get",customContextMenu:Blockly.Blocks.variables_get.customContextMenu};
 Blockly.Blocks.robLocalVariables_declare={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_SET_HELPURL);this.setColour(Blockly.CAT_PROCEDURE_RGB);this.declType_=Blockly.TYPE_DROPDOWN(this.workspace.device);var a=Blockly.Variables.findLegalName("x",this);this.nameOld=a;a=new Blockly.FieldTextInput(a,this.validateName);this.appendDummyInput().appendField(Blockly.Msg.VARIABLES_TITLE).appendField(a,"VAR").appendField(":").appendField(this.declType_,"TYPE");this.setPreviousStatement(!0,"declaration_only");
-this.setTooltip(Blockly.Msg.VARIABLES_LOCAL_DECLARE_TOOLTIP);this.setMutatorMinus(new Blockly.MutatorMinus(this));this.setMovable(!1);this.setDeletable(!1);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;this.contextMenudeclarationType_="variables_get";this.nextStatement_=!1;this.declarationType_="Number"},validate:Blockly.Blocks.robGlobalVariables_declare.validate,validateName:Blockly.Blocks.robGlobalVariables_declare.validateName,mutationToDom:Blockly.Blocks.robGlobalVariables_declare.mutationToDom,
+this.setTooltip(Blockly.Msg.VARIABLES_LOCAL_DECLARE_TOOLTIP);this.setMutatorMinus(new Blockly.MutatorMinus(this));this.setMovable(!0);this.setDeletable(!0);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;this.contextMenudeclarationType_="variables_get";this.nextStatement_=!0;this.setNextStatement(!0,"declaration_only");this.declarationType_="Number"},validate:Blockly.Blocks.robGlobalVariables_declare.validate,validateName:Blockly.Blocks.robGlobalVariables_declare.validateName,mutationToDom:Blockly.Blocks.robGlobalVariables_declare.mutationToDom,
 domToMutation:function(a){(this.nextStatement_="true"==a.getAttribute("next"))&&this.setNext(this.nextStatement_);this.declarationType_=a.getAttribute("declaration_type")},setNext:Blockly.Blocks.robGlobalVariables_declare.setNext,getType:function(){return this.declarationType_},getVarDecl:function(){return[this.getFieldValue("VAR")]},getVars:function(){return[this.getFieldValue("VAR")]},updateShape_:function(a,b){if(-1==a){Blockly.Variables.deleteAll(this.getFieldValue("VAR"));Blockly.Procedures.updateCallers(this.getFieldValue("VAR"),
-this.declarationType_,this.workspace,a);b=this.getParent();var c=this.getNextBlock();this.unplug(!0,!0);!b||"robProcedures_defnoreturn"!=b.type&&"robProcedures_defreturn"!=b.type||c?b&&!c&&b.setNextStatement(!1):b.updateShape_(a);this.dispose()}},updateType_:function(a){this.declarationType_=a;Blockly.Variables.updateType(this.getFieldValue("VAR"),a);Blockly.Procedures.updateCallers(this.getFieldValue("VAR"),a,Blockly.mainWorkspace,0)},contextMenuType_:"variables_get",customContextMenu:Blockly.Blocks.variables_get.customContextMenu};Blockly.Blocks.vorwerkActions={};Blockly.Blocks.vorwerkActions_play_file={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);var a=new Blockly.FieldDropdown([["1","0"],["2","1"],["3","2"],["4","3"]]);this.appendDummyInput().appendField(Blockly.Msg.PLAY+" "+Blockly.Msg.PLAY_FILE).appendField(a,"FILE");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setBlocking(!0);this.setTooltip(Blockly.Msg.PLAY_FILE_TOOLTIP)}};
+this.declarationType_,this.workspace,a);b=this.getParent();var c=this.getNextBlock();this.unplug(!0,!0);!b||"robProcedures_defnoreturn"!=b.type&&"robProcedures_defreturn"!=b.type||c?b&&!c&&b.setNextStatement(!0,"declaration_only"):b.updateShape_(a);this.dispose()}},updateType_:function(a){this.declarationType_=a;Blockly.Variables.updateType(this.getFieldValue("VAR"),a);Blockly.Procedures.updateCallers(this.getFieldValue("VAR"),a,Blockly.mainWorkspace,0)},contextMenuType_:"variables_get",customContextMenu:Blockly.Blocks.variables_get.customContextMenu};Blockly.Blocks.vorwerkActions={};Blockly.Blocks.vorwerkActions_play_file={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);var a=new Blockly.FieldDropdown([["1","0"],["2","1"],["3","2"],["4","3"]]);this.appendDummyInput().appendField(Blockly.Msg.PLAY+" "+Blockly.Msg.PLAY_FILE).appendField(a,"FILE");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setBlocking(!0);this.setTooltip(Blockly.Msg.PLAY_FILE_TOOLTIP)}};
 Blockly.Blocks.vorwerkActions_brush_on={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);this.appendValueInput("OUT").appendField(Blockly.Msg.BRUSH_ON);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.BRUSH_ON_TOOLTIP)}};Blockly.Blocks.vorwerkActions_brush_off={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);this.appendDummyInput().appendField(Blockly.Msg.BRUSH_OFF);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.BRUSH_OFF_TOOLTIP)}};
 Blockly.Blocks.vorwerkActions_side_brush={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);var a=new Blockly.FieldDropdown([[Blockly.Msg.BRICKLIGHT_ON,"ON"],[Blockly.Msg.OFF,"OFF"]]);this.appendDummyInput().appendField(Blockly.Msg.SIDE_BRUSH_STATUS).appendField(a,"BRUSH_STATE");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.SIDE_BRUSH_TOOLTIP)}};
 Blockly.Blocks.vorwerkActions_vacuum_on={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);this.appendValueInput("OUT").appendField(Blockly.Msg.VACUUM_ON);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.VACUUM_ON_TOOLTIP)}};Blockly.Blocks.vorwerkActions_vacuum_off={init:function(){this.setColour(Blockly.CAT_ACTION_RGB);this.appendDummyInput().appendField(Blockly.Msg.VACUUM_OFF);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.VACUUM_OFF_TOOLTIP)}};
@@ -3263,7 +3236,7 @@ previousStatement:!0,nextStatement:!0,tooltip:Blockly.Msg.RGB_LED_ON_TOOLTIP});t
 Blockly.Blocks.actions_rgbLeds_hidden_off_calliopev3={init:function(){var a=getConfigPorts("rgbledh");this.hide={};this.hide.name="ACTORPORT";this.hide.port=!0;this.hide.value=a.getValue();this.jsonInit({message0:Blockly.Msg.RGBLED_OFF+" %1",args0:[{type:"field_dropdown",name:"SLOT",options:[[Blockly.Msg.LEFT,"0"],[Blockly.Msg.CENTER,"1"],[Blockly.Msg.RIGHT,"2"],[Blockly.Msg.NAO_LED_ALL,"ALL"]]}],colour:Blockly.CAT_ACTION_RGB,previousStatement:!0,nextStatement:!0,tooltip:Blockly.Msg.RGB_LED_OFF_TOOLTIP});
 this.dependConfig={type:"rgbledh",dropDown:"hide"}}};Blockly.Blocks.sensors={};Blockly.Blocks.sensors_encoder_reset={init:function(){var a=getConfigPorts("encoder");this.jsonInit({message0:Blockly.Msg.SENSOR_RESET+" "+Blockly.Msg.SENSOR_ENCODER+" %1",args0:[{type:"field_dropdown",name:"MOTORPORT",options:a.menuGenerator_}],colour:Blockly.CAT_SENSOR_RGB,previousStatement:!0,nextStatement:!0,tooltip:Blockly.Msg.ENCODER_RESET_TOOLTIP});this.dependConfig={type:"encoder",dropDown:this.getField("MOTORPORT")}}};
 Blockly.Blocks.sensors_gyro_reset={init:function(){this.jsonInit({message0:Blockly.Msg.SENSOR_RESET+" "+Blockly.Msg.SENSOR_GYRO+" %1",args0:[{type:"field_dropdown",name:"AXIS",options:[["x","X"],["y","Y"],["z","Z"]]}],colour:Blockly.CAT_SENSOR_RGB,previousStatement:!0,nextStatement:!0,tooltip:Blockly.Msg.GYRO_RESET_TOOLTIP})}};var CLOSURE_DEFINES={"goog.DEBUG":!1};Blockly.mainWorkspace=null;Blockly.selected=null;Blockly.highlightedConnection_=null;Blockly.localConnection_=null;Blockly.draggingConnections_=[];Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.dragMode_=Blockly.DRAG_NONE;Blockly.onTouchUpWrapper_=null;Blockly.hueToRgb=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};
-Blockly.asyncSvgResize=function(a){Blockly.svgResizePending_||(a||(a=Blockly.getMainWorkspace()),Blockly.svgResizePending_=!0,setTimeout(function(){Blockly.svgResize(a)},0))};Blockly.svgResizePending_=!1;
+Blockly.asyncSvgResize=function(a){Blockly.svgResizePending_||(a||=Blockly.getMainWorkspace(),Blockly.svgResizePending_=!0,setTimeout(function(){Blockly.svgResize(a)},0))};Blockly.svgResizePending_=!1;
 Blockly.svgResize=function(a){for(Blockly.svgResizePending_=!1;a.options.parentWorkspace;)a=a.options.parentWorkspace;var b=a.getParentSvg(),c=b.parentNode;if(c&&0!=c.offsetWidth){var d=c.offsetWidth;c=c.offsetHeight;b.cachedWidth_!=d&&(b.setAttribute("width",d+"px"),b.cachedWidth_=d);b.cachedHeight_!=c&&(b.setAttribute("height",c+"px"),b.cachedHeight_=c);a.resize()}};
 Blockly.onMouseUp_=function(a){a=Blockly.getMainWorkspace();Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN);a.isScrolling=!1;Blockly.onTouchUpWrapper_&&(Blockly.unbindEvent_(Blockly.onTouchUpWrapper_),Blockly.onTouchUpWrapper_=null);Blockly.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.onMouseMoveWrapper_),Blockly.onMouseMoveWrapper_=null)};
 Blockly.onMouseMove_=function(a){if(!(a.touches&&2<=a.touches.length)){var b=Blockly.getMainWorkspace();if(b.isScrolling){var c=a.clientX-b.startDragMouseX,d=a.clientY-b.startDragMouseY,e=b.startDragMetrics,f=b.startScrollX+c,g=b.startScrollY+d;f=Math.min(f,-e.contentLeft);g=Math.min(g,-e.contentTop);f=Math.max(f,e.viewWidth-e.contentLeft-e.contentWidth);g=Math.max(g,e.viewHeight-e.contentTop-e.contentHeight);b.scrollbar.set(-f-e.contentLeft,-g-e.contentTop);Math.sqrt(c*c+d*d)>Blockly.DRAG_RADIUS&&
diff --git a/blocks/variables.js b/blocks/variables.js
index 9a161b4e2e..0db263f006 100644
--- a/blocks/variables.js
+++ b/blocks/variables.js
@@ -273,13 +273,13 @@ Blockly.Blocks['robGlobalVariables_declare'] = {
     this.setPreviousStatement(true, 'declaration_only');
     //this.setTooltip(Blockly.Msg.VARIABLES_GLOBAL_DECLARE_TOOLTIP);
     this.setMutatorMinus(new Blockly.MutatorMinus(['robGlobalVariables_declare']));
-    this.setMovable(false);
-    this.setDeletable(false);
+    this.setMovable(true);
+    this.setDeletable(true);
     this.contextMenuMsg_ = Blockly.Msg.VARIABLES_SET_CREATE_GET;
     this.contextMenudeclarationType_ = 'variables_get';
     this.declarationType_ = 'Number';
-    this.nextStatement_ = false;
-    this.setNextStatement(false);
+    this.nextStatement_ = true;
+    this.setNextStatement(true, 'declaration_only');
     //this.setHelp(new Blockly.Help(Blockly.Msg.VARIABLE_GLOBAL_HELP));
   },
   /**
@@ -382,7 +382,7 @@ Blockly.Blocks['robGlobalVariables_declare'] = {
       if (!!parent && (parent.type.indexOf('Controls_start') !== -1) && !nextBlock) {
         parent.updateShape_(num);
       } else if (!!parent && !nextBlock) {
-        parent.setNext(false);
+        parent.setNext(true);
       }
       Blockly.Variables.deleteAll(this.getFieldValue('VAR'));
       this.dispose();
@@ -480,11 +480,12 @@ Blockly.Blocks['robLocalVariables_declare'] = {
     this.setPreviousStatement(true, 'declaration_only');
     this.setTooltip(Blockly.Msg.VARIABLES_LOCAL_DECLARE_TOOLTIP);
     this.setMutatorMinus(new Blockly.MutatorMinus(this));
-    this.setMovable(false);
-    this.setDeletable(false);
+    this.setMovable(true);
+    this.setDeletable(true);
     this.contextMenuMsg_ = Blockly.Msg.VARIABLES_SET_CREATE_GET;
     this.contextMenudeclarationType_ = 'variables_get';
-    this.nextStatement_ = false;
+    this.nextStatement_ = true;
+    this.setNextStatement(true, 'declaration_only');
     this.declarationType_ = 'Number';
   },
   /**
@@ -564,7 +565,7 @@ Blockly.Blocks['robLocalVariables_declare'] = {
       if (!!parent && (parent.type == 'robProcedures_defnoreturn' || parent.type == 'robProcedures_defreturn') && !nextBlock) {
         parent.updateShape_(num);
       } else if (!!parent && !nextBlock) {
-        parent.setNextStatement(false);
+        parent.setNextStatement(true, 'declaration_only');
       }
       this.dispose();
     }