diff --git a/.eslintrc.json b/.eslintrc.json
index 4b65754..3010464 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,6 +1,6 @@
 {
   "parserOptions": {
-    "ecmaVersion": 6
+    "ecmaVersion": 2018
   },
   "env": {
     "node": true,
@@ -10,18 +10,18 @@
   "rules": {
     "arrow-parens": 2,
     "arrow-spacing": 2,
-    "brace-style": [2, "1tbs", { "allowSingleLine": false }],
+    "brace-style": [2, "1tbs", {"allowSingleLine": false}],
     "callback-return": 2,
     "camelcase": 1,
     "comma-spacing": 1,
     "curly": [2, "multi-line"],
-    "dot-notation": [2, { "allowKeywords": true }],
+    "dot-notation": [2, {"allowKeywords": true}],
     "eol-last": 2,
     "eqeqeq": 2,
     "handle-callback-err": 2,
-    "key-spacing": [1, { "beforeColon": false, "afterColon": true }],
+    "key-spacing": [1, {"beforeColon": false, "afterColon": true}],
     "keyword-spacing": 1,
-    "indent": [1, 2, { "SwitchCase": 1, "MemberExpression": 1 }],
+    "indent": [1, 2, {"SwitchCase": 1, "MemberExpression": 1}],
     "new-cap": 2,
     "new-parens": 1,
     "no-alert": 2,
@@ -65,17 +65,24 @@
     "no-use-before-define": [2, "nofunc"],
     "no-var": 2,
     "no-with": 2,
+    "object-curly-spacing": ["error", "never"],
     "prefer-arrow-callback": 2,
     "prefer-const": ["error", {"destructuring": "all"}],
     "prefer-template": 1,
-    "quotes": [1, "double"],
+    "quotes": [1, "double", {"avoidEscape": true}],
     "semi": [2, "always"],
     "semi-spacing": [1, {"before": false, "after": true}],
     "space-before-blocks": 1,
     "space-before-function-paren": [1, {"anonymous": "always", "named": "never"}],
     "space-infix-ops": 1,
-    "space-unary-ops": [1, { "words": true, "nonwords": false }],
+    "space-unary-ops": [1, {"words": true, "nonwords": false}],
+    "space-in-parens": ["error", "never"],
     "strict": [2, "global"],
-    "yoda": [1, "never"]
+    "template-curly-spacing": ["error", "never"],
+    "yoda": [1, "never"],
+    "require-await": ["error"],
+    "no-restricted-modules": ["warn", {
+      "patterns": ["test-data/*"]
+    }]
   }
 }
diff --git a/.gitignore b/.gitignore
index e94e0a9..0625314 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@ config/_revision
 
 # Atom CTAGS
 .tags
+logs
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..f599e28
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+10
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..1cbcaf6
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,5 @@
+{
+  "bracketSpacing": false,
+  "printWidth": 120,
+  "arrowParens": "always"
+}
diff --git a/config/levels.js b/config/levels.js
new file mode 100644
index 0000000..3d5688d
--- /dev/null
+++ b/config/levels.js
@@ -0,0 +1,33 @@
+"use strict";
+
+const levels = {
+  emergency: 0,
+  alert: 1,
+  critical: 2,
+  error: 3,
+  warning: 4,
+  notice: 5,
+  info: 6,
+  debug: 7
+};
+const aliases = {
+  emergency: "emerg",
+  critical: "crit"
+};
+
+const colors = {
+  emergency: "blue",
+  alert: "darkred",
+  critical: "cyan",
+  error: "red",
+  warning: "yellow",
+  notice: "magenta",
+  info: "green",
+  debug: "gray"
+};
+
+module.exports = {
+  levels,
+  aliases,
+  colors
+};
diff --git a/config/test.json b/config/test.json
new file mode 100644
index 0000000..39fc33e
--- /dev/null
+++ b/config/test.json
@@ -0,0 +1,9 @@
+{
+  "logging": {
+    "log": "file",
+    "logLevel": "debug",
+    "logJson": true,
+    "truncateLog": true,
+    "metricPrefix": "test"
+  }
+}
diff --git a/index.js b/index.js
index ef54eba..96fb885 100644
--- a/index.js
+++ b/index.js
@@ -1,5 +1,105 @@
 "use strict";
 
-const logger = require("./lib/logger");
+const appConfig = require("exp-config");
+const winston = require("winston");
+const {format} = winston;
+const path = require("path");
+const callingAppName = require(`${process.cwd()}/package.json`).name;
+const splatEntry = require("./lib/splat-entry");
+const logLevels = require("./config/levels");
+const {getLoc, caller} = require("./lib/get-loc");
 
-module.exports = logger;
+require("winston-syslog").Syslog; // eslint-disable-line no-unused-expressions
+
+const PromTransport = require("./lib/prom-transport");
+const config = appConfig.logging;
+
+function logLevel(info) {
+  info.logLevel = logLevels.aliases[info.level] || info.level;
+  return info;
+}
+
+function location(info, opts) {
+  if (opts.caller !== __filename) {
+    info.location = getLoc(11);
+  } else {
+    info.location = getLoc();
+  }
+  return info;
+}
+
+function truncateTooLong(info) {
+  if (Buffer.byteLength(info.message, "utf8") > 60 * 1024) {
+    info.message = "too big to log";
+  }
+  return info;
+}
+
+function metaDataFormat(info) {
+  const meta = info.metaData && info.metaData.meta;
+  if (!meta && Object.keys(info.metaData).length > 0) {
+    info.metaData = {meta: info.metaData};
+  }
+  return info;
+}
+
+function metaDataFn(info, opts) {
+  if (opts.metaData) {
+    info.metaData = opts.metaData;
+  }
+  return info;
+}
+
+function buildLogger(metaData) {
+  const transports = [new PromTransport()];
+
+  const defaultFormatter = format.printf((info) => `${info.timestamp} - ${info.level}: ${info.message}`);
+  const formatter = config.logJson ? format.json() : defaultFormatter;
+
+  if (config.log === "file") {
+    const fileName = path.join(process.cwd(), "logs", `${appConfig.envName}.log`);
+    const options = config.truncateLog ? {flags: "w"} : {flags: "a"};
+    transports.push(new winston.transports.File({
+      filename: fileName,
+      options: options
+    }));
+  }
+
+  if (config.log === "stdout") {
+    transports.push(new winston.transports.Console());
+  }
+
+  if (config.sysLogOpts) {
+    transports.push(new winston.transports.Syslog(Object.assign({
+      localhost: process.env.HOSTNAME,
+      app_name: callingAppName, // eslint-disable-line camelcase
+      eol: "\n"
+    }, config.sysLogOpts)));
+  }
+
+
+  const logger = winston.createLogger({
+    level: config.logLevel || "info",
+    levels: logLevels.levels,
+    colors: logLevel.colors,
+    transports: transports,
+    format: format.combine(
+      format.metadata({key: "metaData"}),
+      format(metaDataFn)({metaData}),
+      format.timestamp(),
+      format(logLevel)(),
+      format(splatEntry)({metaData}),
+      format(location)({caller: caller()}),
+      format(truncateTooLong)(),
+      format(metaDataFormat)(),
+      formatter
+    )
+  });
+
+  return logger;
+}
+
+module.exports = {
+  logger: buildLogger(),
+  buildLogger
+};
diff --git a/lib/get-loc.js b/lib/get-loc.js
new file mode 100644
index 0000000..d0d73aa
--- /dev/null
+++ b/lib/get-loc.js
@@ -0,0 +1,50 @@
+"use strict";
+const path = require("path");
+
+function getLoc(stackLevel = 10) {
+  const originalPrepareStackTrace = Error.prepareStackTrace;
+  Error.prepareStackTrace = (_, stack) => stack;
+  const stack = new Error().stack[stackLevel];
+  Error.prepareStackTrace = originalPrepareStackTrace;
+
+  let calleePath;
+  if (process.cwd()) {
+    calleePath = path.relative(process.cwd(), stack.getFileName());
+  } else {
+    calleePath = stack.getFileName();
+  }
+
+  return `${calleePath}:${stack.getLineNumber()}`;
+}
+
+/**
+ * Module wrapper of @substack's `caller.js` (stolen from https://github.com/totherik/caller/blob/master/index.js)
+ * @original: https://github.com/substack/node-resolve/blob/master/lib/caller.js
+ * @blessings: https://twitter.com/eriktoth/statuses/413719312273125377
+ * @see https://code.google.com/p/v8/wiki/JavaScriptStackTraceApi
+ */
+function caller(depth) {
+  let stack, file, frame;
+
+  const pst = Error.prepareStackTrace;
+  Error.prepareStackTrace = function (_, innerStack) {
+    Error.prepareStackTrace = pst;
+    return innerStack;
+  };
+
+  stack = new Error().stack;
+  depth = !depth || isNaN(depth) ? 1 : depth > stack.length - 2 ? stack.length - 2 : depth;
+  stack = stack.slice(depth + 1);
+
+  do {
+    frame = stack.shift();
+    file = frame && frame.getFileName();
+  } while (stack.length && file === "module.js");
+
+  return file;
+}
+
+module.exports = {
+  getLoc,
+  caller
+};
diff --git a/lib/logger.js b/lib/logger.js
deleted file mode 100644
index 208bb6d..0000000
--- a/lib/logger.js
+++ /dev/null
@@ -1,182 +0,0 @@
-"use strict";
-
-const path = require("path");
-const winston = require("winston");
-/* eslint-disable no-unused-expressions */
-require("winston-syslog").Syslog;
-const prometheusClient = require("prom-client");
-const getEventName = require("./get-event-name");
-
-const logLevels = {
-  emerg: 0,
-  alert: 1,
-  crit: 2,
-  error: 3,
-  warning: 4,
-  notice: 5,
-  info: 6,
-  debug: 7
-};
-
-const invertedLevels = Object.assign({}, ...Object.entries(logLevels).map(([a, b]) => ({ [b]: a })));
-
-function init(config) {
-  if (!config) {
-    throw new Error("Error initializing logger, configuration object missing");
-  }
-
-  const callingAppName = require(`${process.cwd()}/package.json`).name;
-  const callingAppMetricName = !callingAppName ? "undefined" : callingAppName.replace(/-/g, "");
-
-  const logCounterName = `${callingAppMetricName}_logged_total`;
-
-  let logCounter = prometheusClient.register.getSingleMetric(logCounterName);
-
-  if (!logCounter) {
-    logCounter = new prometheusClient.Counter({
-      name: logCounterName,
-      help: "Counts number of logs with loglevel as label",
-      labelNames: ["level", "eventName"]
-    });
-  }
-
-  const logLevel = config.logLevel || "info";
-  const logJson = (config.logJson === undefined) ? true : config.logJson;
-
-  const root = path.resolve(__dirname.split("node_modules")[0]);
-  const fileName = path.join(root, "logs", `${process.env.NODE_ENV || "development"}.log`);
-
-  const transports = [];
-  if (config.log === "file") {
-    transports.push(new winston.transports.File({
-      filename: fileName,
-      json: logJson,
-      stringify: stringifier(logJson)
-    }));
-  }
-
-  if (config.log === "stdout") {
-    transports.push(new winston.transports.Console({
-      colorize: false,
-      timestamp: true,
-      json: logJson,
-      stringify: stringifier(logJson)
-    }));
-  }
-
-  if (config.sysLogOpts) {
-    transports.push(new winston.transports.Syslog(Object.assign({
-      localhost: process.env.HOSTNAME,
-      app_name: callingAppName, // eslint-disable-line camelcase
-      eol: "\n",
-      json: logJson,
-      stringify: stringifier(logJson)
-    }, config.sysLogOpts)));
-  }
-
-  const logger = new winston.Logger({
-    levels: logLevels,
-    level: logLevel,
-    transports: transports
-  });
-
-  function prepLogObject(level, logObject) {
-    if (!logObject) {
-      logObject = {};
-    } else {
-      logObject = JSON.parse(JSON.stringify(logObject));
-    }
-
-    const logData = {metaData: logObject};
-
-    if (level === logLevels.debug || level <= logLevels.error) {
-      logData.location = getLoc();
-    }
-
-    logData.logLevel = invertedLevels[level];
-
-    return logData;
-  }
-
-  return {
-    emergency: (label, logObject) => {
-      logger.emerg(label, prepLogObject(logLevels.emerg, logObject));
-      logCounter.inc({ level: "emergency" });
-    },
-
-    alert: (label, logObject) => {
-      logger.alert(label, prepLogObject(logLevels.alert, logObject));
-      logCounter.inc({ level: "alert" });
-    },
-
-    critical: (label, logObject) => {
-      logger.crit(label, prepLogObject(logLevels.crit, logObject));
-      logCounter.inc({ level: "crit" });
-    },
-
-    error: (label, logObject) => {
-      const metricLabels = {level: "error"};
-      const eventName = getEventName(logObject);
-      if (eventName) {
-        metricLabels.eventName = eventName;
-      }
-      logger.error(label, prepLogObject(logLevels.error, logObject));
-      logCounter.inc(metricLabels);
-    },
-
-    warning: (label, logObject) => {
-      logger.warning(label, prepLogObject(logLevels.warning, logObject));
-      logCounter.inc({ level: "warning" });
-    },
-
-    notice: (label, logObject) => {
-      logger.notice(label, prepLogObject(logLevels.notice, logObject));
-      logCounter.inc({ level: "notice" });
-    },
-
-    info: (label, logObject) => {
-      logger.info(label, prepLogObject(logLevels.info, logObject));
-      logCounter.inc({ level: "info" });
-    },
-
-    debug: (label, logObject) => {
-      logger.debug(label, prepLogObject(logLevels.debug, logObject));
-      logCounter.inc({ level: "debug" });
-    },
-  };
-}
-
-function stringifier(logJson) {
-  return (obj) => {
-    if (logJson) {
-      if (Buffer.byteLength(obj.message, "utf8") > 60 * 1024) {
-        obj.message = "too big to log";
-      }
-      return JSON.stringify(obj);
-    } else {
-      let msg = obj.split("\n").join(" ");
-      if (Buffer.byteLength(msg, "utf8") > 60 * 1024) {
-        msg = "too big to log";
-      }
-      return msg;
-    }
-  };
-}
-
-function getLoc() {
-  const originalPrepareStackTrace = Error.prepareStackTrace;
-  Error.prepareStackTrace = (_, stack) => stack;
-  const stack = new Error().stack[3];
-  Error.prepareStackTrace = originalPrepareStackTrace;
-
-  let calleePath;
-  if (global.__basePath) {
-    calleePath = path.relative(global.__basePath, stack.getFileName());
-  } else {
-    calleePath = stack.getFileName();
-  }
-
-  return `${calleePath}:${stack.getLineNumber()}`;
-}
-
-module.exports = init;
diff --git a/lib/prom-transport.js b/lib/prom-transport.js
new file mode 100644
index 0000000..bcb3c25
--- /dev/null
+++ b/lib/prom-transport.js
@@ -0,0 +1,39 @@
+"use strict";
+
+const Transport = require("winston-transport");
+const prometheusClient = require("prom-client");
+const callingAppName = require(`${process.cwd()}/package.json`).name;
+const getEventName = require("./get-event-name");
+
+class PromTransport extends Transport {
+  constructor(opts) {
+    super(opts);
+    this.name = "prom-transport";
+    const callingAppMetricName = callingAppName && callingAppName.replace(/-/g, "");
+    const logCounterName = `${callingAppMetricName}_logged_total`;
+    this.logCounter = prometheusClient.register.getSingleMetric(logCounterName);
+
+    if (!this.logCounter) {
+      this.logCounter = new prometheusClient.Counter({
+        name: logCounterName,
+        help: "Counts number of logs with loglevel as label",
+        labelNames: ["level"]
+      });
+    }
+  }
+  log(info, callback) {
+    const metricLabels = {level: info.level};
+    if (info.level === "error") {
+      const eventName = getEventName(info.metaData);
+      if (eventName) {
+        metricLabels.eventName = eventName;
+      } else {
+        metricLabels.eventName = "";
+      }
+    }
+    this.logCounter.inc(metricLabels);
+    callback();
+  }
+}
+
+module.exports = PromTransport;
diff --git a/lib/splat-entry.js b/lib/splat-entry.js
new file mode 100644
index 0000000..aa54e7c
--- /dev/null
+++ b/lib/splat-entry.js
@@ -0,0 +1,23 @@
+"use strict";
+const util = require("util");
+const config = require("exp-config").logging;
+
+function splatEntry(info, opts) {
+  const splat = info[Symbol.for("splat")];
+  if (!splat || splat.length === 1) {
+    return info;
+  }
+
+  const message = [...splat];
+  if (!opts.metaData && typeof message[message.length - 1] === "object") {
+    info.metaData = message.pop();
+  }
+
+  info.message = util.format(info.message, ...message);
+  if (!config.pretty) {
+    info.message = info.message.replace(/\n\s*/gm, " ");
+  }
+  return info;
+}
+
+module.exports = splatEntry;
diff --git a/lib/transports.js b/lib/transports.js
new file mode 100644
index 0000000..3864cc4
--- /dev/null
+++ b/lib/transports.js
@@ -0,0 +1,10 @@
+"use strict";
+const winston = require("winston");
+const util = require();
+
+class ConsoleTransport extends winston.transports.File {
+  log(...args) {
+    super.log(util.format(...args), args[args.length - 1]);
+  }
+}
+module.exports = ConsoleTransport;
diff --git a/logs/.gitignore b/logs/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/package.json b/package.json
index dff3f1e..d73f835 100644
--- a/package.json
+++ b/package.json
@@ -7,10 +7,12 @@
     "Ivan Malmberg",
     "Markus Ekholm"
   ],
-  "version": "1.9.1",
+  "version": "2.0.0",
   "scripts": {
-    "test": "node_modules/.bin/mocha",
-    "posttest": "eslint --cache ."
+    "test": "mocha --exit && eslint . --cache && depcheck --ignores=\"prettier\"",
+    "posttest": "eslint --cache .",
+    "lint": "eslint --cache .",
+    "format": "prettier **/*.js --write && eslint . --fix"
   },
   "repository": "https://github.com/BonnierNews/lu-logger.git",
   "keywords": [
@@ -20,15 +22,18 @@
   "license": "MIT",
   "main": "index.js",
   "dependencies": {
+    "exp-config": "^2.0.1",
     "prom-client": "^10.2.2",
-    "winston": "^2.4.0",
-    "winston-syslog": "^1.0.0"
+    "winston": "^3.1.0",
+    "winston-syslog": "^2.0.0",
+    "winston-transport": "^3.2.1"
   },
   "devDependencies": {
     "chai": "^3.5.0",
+    "depcheck": "^0.6.11",
     "eslint": "^4.19.1",
-    "intercept-stdout": "^0.1.2",
     "mocha": "^5.2.0",
-    "mocha-cakes-2": "^2.0.1"
+    "mocha-cakes-2": "^2.0.1",
+    "prettier": "^1.15.3"
   }
 }
diff --git a/test/config/setup.js b/test/config/setup.js
index 9f5c91f..bf9c8b4 100644
--- a/test/config/setup.js
+++ b/test/config/setup.js
@@ -13,3 +13,6 @@ chai.config.includeStack = true;
 Object.assign(global, {
   should: chai.should()
 });
+
+const {logger} = require("../../.");
+logger.add(require("../helpers/test-transport"));
diff --git a/test/feature/logging-test.js b/test/feature/logging-feature.js
similarity index 51%
rename from test/feature/logging-test.js
rename to test/feature/logging-feature.js
index 4e84c3b..378f5fc 100644
--- a/test/feature/logging-test.js
+++ b/test/feature/logging-feature.js
@@ -1,19 +1,15 @@
 "use strict";
 
-const createLogger = require("../../lib/logger");
-const intercept = require("intercept-stdout");
+const {logger} = require("../../");
+const transport = require("../helpers/test-transport");
 const prometheusClient = require("prom-client");
 
 Feature("Logging", () => {
-  Scenario("Logging debug with JSON format", () => {
-    let unhook;
-    let stdoutContents = "";
+  before(() => {
+    transport.logs = [];
+  });
 
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": true
-    };
+  Scenario("Logging debug with JSON format", () => {
     const message = "Message";
     const data = {
       "meta": {
@@ -23,37 +19,21 @@ Feature("Logging", () => {
       }
     };
 
-    When("initializing the logger and doing some JSON logging", () => {
-      const logger = createLogger(config);
-
-      unhook = intercept((txt) => {
-        stdoutContents += txt;
-      });
-
+    When("doing some JSON logging", () => {
       logger.debug(message, data);
-
-      unhook();
     });
 
     Then("log output should be JSON", () => {
-      const logContent = JSON.parse(stdoutContents.trim());
+      const logContent = transport.logs.shift();
       logContent.logLevel.should.equal("debug");
-      logContent.location.should.be.ok; // eslint-disable-line no-unused-expressions
       logContent.metaData.should.deep.equal(data);
       logContent.message.should.equal(message);
+      logContent.location.should.be.ok; // eslint-disable-line no-unused-expressions
     });
   });
 
 
   Scenario("Logging a too big message JSON format", () => {
-    let unhook;
-    let stdoutContents = "";
-
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": true
-    };
     const message = "Message".repeat(9000);
     const data = {
       "meta": {
@@ -63,116 +43,18 @@ Feature("Logging", () => {
       }
     };
 
-    When("initializing the logger and doing some JSON logging", () => {
-      const logger = createLogger(config);
-
-      unhook = intercept((txt) => {
-        stdoutContents += txt;
-      });
-
+    When("logging a huge message", () => {
       logger.debug(message, data);
-
-      unhook();
     });
 
-    Then("log output should be JSON", () => {
-      const logContent = JSON.parse(stdoutContents.trim());
-      logContent.logLevel.should.equal("debug");
-      logContent.location.should.be.ok; // eslint-disable-line no-unused-expressions
+    Then("log output should be trimmed", () => {
+      const logContent = transport.logs.shift();
       logContent.metaData.should.deep.equal(data);
       logContent.message.should.equal("too big to log");
     });
   });
 
-
-  Scenario("Logging error with JSON format", () => {
-    let unhook;
-    let stdoutContents = "";
-
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": true
-    };
-    const message = "Message";
-    const data = {
-      "meta": {
-        "createdAt": "2017-09-24-00:00T00:00:00.000Z",
-        "updatedAt": "2017-09-24-00:00T00:00:00.000Z",
-        "correlationId": "sample-correlation-id"
-      }
-    };
-
-    When("initializing the logger and doing some JSON logging", () => {
-      const logger = createLogger(config);
-
-      unhook = intercept((txt) => {
-        stdoutContents += txt;
-      });
-
-      logger.error(message, data);
-
-      unhook();
-    });
-
-    Then("log output should be JSON", () => {
-      const logContent = JSON.parse(stdoutContents.trim());
-      logContent.logLevel.should.equal("error");
-      logContent.location.should.be.ok; // eslint-disable-line no-unused-expressions
-      logContent.metaData.should.deep.equal(data);
-      logContent.message.should.equal(message);
-    });
-  });
-
-  Scenario("Logging with string format", () => {
-    let unhook;
-    let stdoutContents = "";
-
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": false
-    };
-    const message = "Message";
-    const data = {
-      "meta": {
-        "createdAt": "2017-09-24-00:00T00:00:00.000Z",
-        "updatedAt": "2017-09-24-00:00T00:00:00.000Z",
-        "correlationId": "sample-correlation-id"
-      }
-    };
-
-    When("initializing the logger and doing some string logging", () => {
-      const logger = createLogger(config);
-
-      unhook = intercept((txt) => {
-        stdoutContents += txt;
-      });
-
-      logger.debug(message, data);
-
-      unhook();
-    });
-
-    Then("log output should be string", (done) => {
-      stdoutContents.should.be.a("string");
-
-      try {
-        JSON.parse(stdoutContents);
-        done("No error thrown");
-      } catch (err) {
-        done();
-      }
-    });
-  });
-
   Scenario("Logging should inc metric", () => {
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": false,
-      "metricPrefix": "test"
-    };
     const message = "Message";
 
     before(() => {
@@ -180,8 +62,6 @@ Feature("Logging", () => {
     });
 
     When("initializing the logger and doing some string logging", () => {
-      const logger = createLogger(config);
-
       logger.emergency(message);
 
       logger.alert(message);
@@ -210,12 +90,11 @@ Feature("Logging", () => {
     });
 
     Then("the logCounter metric should be incremented", () => {
-
       const counterMetric = prometheusClient.register.getSingleMetric("lulogger_logged_total");
       const emergencyCount = counterMetric.hashMap["level:emergency"].value;
       const alertCount = counterMetric.hashMap["level:alert"].value;
-      const criticalCount = counterMetric.hashMap["level:crit"].value;
-      const errorCount = counterMetric.hashMap["level:error"].value;
+      const criticalCount = counterMetric.hashMap["level:critical"].value;
+      const errorCount = counterMetric.hashMap["eventName:,level:error"].value;
       const warningCount = counterMetric.hashMap["level:warning"].value;
       const noticeCount = counterMetric.hashMap["level:notice"].value;
       const infoCount = counterMetric.hashMap["level:info"].value;
@@ -233,12 +112,6 @@ Feature("Logging", () => {
   });
 
   Scenario("Logging error with routingKey in logObject should inc metric with eventName as label", () => {
-    const config = {
-      "log": "stdout",
-      "logLevel": "debug",
-      "logJson": false,
-      "metricPrefix": "test"
-    };
     const message = "Message";
     const routingKey = "namespace.event-name.some.cool.key";
 
@@ -247,7 +120,6 @@ Feature("Logging", () => {
     });
 
     When("initializing the logger and doing some string logging", () => {
-      const logger = createLogger(config);
       logger.error(message, {meta: {routingKey}});
     });
 
diff --git a/test/helpers/test-transport.js b/test/helpers/test-transport.js
new file mode 100644
index 0000000..612ba46
--- /dev/null
+++ b/test/helpers/test-transport.js
@@ -0,0 +1,22 @@
+"use strict";
+
+const Transport = require("winston-transport");
+class CustomTransport extends Transport {
+  constructor(opts) {
+    super(opts);
+    this.name = "test-transport";
+    this.logs = [];
+  }
+  log(info, callback) {
+    let message = info.message;
+    if (!message) {
+      message = info[Symbol.for("message")];
+      info._message = message;
+      message = JSON.parse(message)["@message"];
+    }
+    this.logs.push({...info, message});
+    callback();
+  }
+}
+
+module.exports = new CustomTransport();
diff --git a/test/logger-test.js b/test/logger-test.js
new file mode 100644
index 0000000..aab4bb5
--- /dev/null
+++ b/test/logger-test.js
@@ -0,0 +1,112 @@
+"use strict";
+
+const logLevels = -require("../config/levels");
+const {logger} = require("../");
+const transport = require("./helpers/test-transport");
+const should = require("chai").should();
+
+describe("logger", () => {
+  before(() => {
+    transport.logs = [];
+  });
+
+  it("should log", () => {
+    logger.info("foobar");
+    const log = transport.logs.shift();
+    log.should.include({level: "info", message: "foobar"});
+    log.metaData.should.eql({});
+  });
+
+  it("should log with meta", () => {
+    logger.info("some message", {some: "info"});
+    const log = transport.logs.shift();
+    log.should.include({level: "info", message: "some message"});
+    log.metaData.should.eql({meta: {some: "info"}});
+  });
+
+  it("should log splat multiple arguments with meta", () => {
+    logger.info("one", "two", "three", "four", {some: "info"});
+    const log = transport.logs.shift();
+    log.should.include({level: "info", message: "one two three four"});
+    log.metaData.should.eql({meta: {some: "info"}});
+  });
+
+  it("should log splat multiple arguments without meta", () => {
+    logger.info("one", "two", "three", "four");
+    const log = transport.logs.shift();
+    log.should.include({level: "info", message: "one two three four"});
+    log.metaData.should.eql({});
+  });
+
+  it("should log splat multiple objects with meta", () => {
+    logger.info("one", "two", {three: 3, four: 4}, {correlationId: "coobar"});
+    const log = transport.logs.shift();
+    log.should.include({
+      level: "info",
+      message: "one two { three: 3, four: 4 }"
+    });
+    log.metaData.should.eql({meta: {correlationId: "coobar"}});
+  });
+
+  describe("levels", () => {
+    Object.keys(logLevels).forEach((level) => {
+      it(`should log ${level}`, () => {
+        logger.log(level, "message");
+        const log = transport.logs.shift();
+        should.exist(log);
+        log.level.should.eql(level);
+      });
+    });
+    describe("logLevel aliases", () => {
+      it("should mark emergency with emerg", () => {
+        logger.emergency("foobar");
+        const log = transport.logs.shift();
+        log.logLevel.should.eql("emerg");
+      });
+
+      it("should mark critical with crit", () => {
+        logger.critical("foobar");
+        const log = transport.logs.shift();
+        log.logLevel.should.eql("crit");
+      });
+
+      it("should keep levels when no alias", () => {
+        logger.warning("foobar");
+        const log = transport.logs.shift();
+        log.logLevel.should.eql("warning");
+      });
+    });
+  });
+
+  describe("metaData", () => {
+    it("should let metaDatas key be meta", () => {
+      const data = {
+        meta: {
+          createdAt: "2017-09-24-00:00T00:00:00.000Z",
+          updatedAt: "2017-09-24-00:00T00:00:00.000Z",
+          correlationId: "sample-correlation-id"
+        }
+      };
+      logger.info("message", data);
+      const log = transport.logs.shift();
+      log.metaData.should.eql(data);
+    });
+
+    it("should wrap metaData in meta in not the case", () => {
+      const data = {
+        createdAt: "2017-09-24-00:00T00:00:00.000Z",
+        updatedAt: "2017-09-24-00:00T00:00:00.000Z",
+        correlationId: "sample-correlation-id"
+      };
+      logger.info("message", data);
+      const log = transport.logs.shift();
+      log.metaData.should.eql({meta: data});
+    });
+  });
+
+  describe("location", () => {
+    logger.info("message");
+    const log = transport.logs.shift();
+    log.location.should.eql("test/logger-test.js:108");
+  });
+});
diff --git a/test/meta-data-test.js b/test/meta-data-test.js
new file mode 100644
index 0000000..a4073ce
--- /dev/null
+++ b/test/meta-data-test.js
@@ -0,0 +1,52 @@
+"use strict";
+
+const {buildLogger} = require("../");
+const transport = require("./helpers/test-transport");
+
+describe("logging messages with default metaData", () => {
+  const data = {
+    meta: {
+      correlationId: "sample-correlation-id",
+      eventName: "someEvent"
+    }
+  };
+  before(() => {
+    transport.logs = [];
+  });
+
+  it("should log a message with metaData", () => {
+    const logger = buildLogger(data);
+    logger.add(transport);
+    logger.info("some message");
+    const log = transport.logs.shift();
+    log.message.should.eql("some message");
+    log.metaData.should.eql(data);
+  });
+
+  it("should log a message with metaData and splat", () => {
+    const logger = buildLogger(data);
+    logger.add(transport);
+    logger.info("some message", "one", {true: false});
+    const log = transport.logs.shift();
+    log.message.should.eql("some message one { true: false }");
+    log.metaData.should.eql(data);
+  });
+
+  it("should not log metaData if not given", () => {
+    const logger = buildLogger();
+    logger.add(transport);
+    logger.info("some message");
+    const log = transport.logs.shift();
+    log.message.should.eql("some message");
+    log.metaData.should.eql({});
+  });
+
+  it("should get correct location", () => {
+    const logger = buildLogger(data);
+    logger.add(transport);
+    logger.info("some message", "one", {true: false});
+    const log = transport.logs.shift();
+    log.message.should.eql("some message one { true: false }");
+    log.location.should.eql("test/meta-data-test.js:47");
+  });
+});
diff --git a/yarn-error.log b/yarn-error.log
new file mode 100644
index 0000000..3ab98d9
--- /dev/null
+++ b/yarn-error.log
@@ -0,0 +1,1140 @@
+Arguments: 
+  /Users/jens.carlen/.nvm/versions/node/v8.9.4/bin/node /Users/jens.carlen/.nvm/versions/node/v8.9.4/bin/yarn add winstone
+
+PATH: 
+  ./node_modules/.bin:/Users/jens.carlen/.nvm/versions/node/v8.9.4/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin
+
+Yarn version: 
+  1.5.1
+
+Node version: 
+  8.9.4
+
+Platform: 
+  darwin x64
+
+npm manifest: 
+  {
+    "name": "lu-logger",
+    "description": "Logging for the lu-greenfield project",
+    "author": "Bonnier News",
+    "contributors": [
+      "Jens-Peter Olsson",
+      "Ivan Malmberg",
+      "Markus Ekholm"
+    ],
+    "version": "1.5.0",
+    "scripts": {
+      "test": "node_modules/.bin/mocha",
+      "posttest": "eslint --cache ."
+    },
+    "repository": "https://github.com/BonnierNews/lu-logger.git",
+    "keywords": [
+      "logging",
+      "logger"
+    ],
+    "license": "MIT",
+    "main": "index.js",
+    "dependencies": {
+      "exp-config": "^2.0.1",
+      "prom-client": "^10.2.2",
+      "winston-syslog": "^1.0.0",
+      "winston-transport": "^3.2.1"
+    },
+    "devDependencies": {
+      "chai": "^3.5.0",
+      "eslint": "^4.18.0",
+      "intercept-stdout": "^0.1.2",
+      "mocha": "^3.1.2",
+      "mocha-cakes-2": "^2.0.1"
+    }
+  }
+
+yarn manifest: 
+  No manifest
+
+Lockfile: 
+  # THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+  # yarn lockfile v1
+  
+  
+  acorn-jsx@^3.0.0:
+    version "3.0.1"
+    resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-3.0.1.tgz#afdf9488fb1ecefc8348f6fb22f464e32a58b36b"
+    dependencies:
+      acorn "^3.0.4"
+  
+  acorn@^3.0.4:
+    version "3.3.0"
+    resolved "https://registry.yarnpkg.com/acorn/-/acorn-3.3.0.tgz#45e37fb39e8da3f25baee3ff5369e2bb5f22017a"
+  
+  acorn@^5.5.0:
+    version "5.5.3"
+    resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.5.3.tgz#f473dd47e0277a08e28e9bec5aeeb04751f0b8c9"
+  
+  ajv-keywords@^2.1.0:
+    version "2.1.1"
+    resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-2.1.1.tgz#617997fc5f60576894c435f940d819e135b80762"
+  
+  ajv@^5.2.3, ajv@^5.3.0:
+    version "5.5.2"
+    resolved "https://registry.yarnpkg.com/ajv/-/ajv-5.5.2.tgz#73b5eeca3fab653e3d3f9422b341ad42205dc965"
+    dependencies:
+      co "^4.6.0"
+      fast-deep-equal "^1.0.0"
+      fast-json-stable-stringify "^2.0.0"
+      json-schema-traverse "^0.3.0"
+  
+  ansi-escapes@^3.0.0:
+    version "3.1.0"
+    resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-3.1.0.tgz#f73207bb81207d75fd6c83f125af26eea378ca30"
+  
+  ansi-regex@^2.0.0:
+    version "2.1.1"
+    resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
+  
+  ansi-regex@^3.0.0:
+    version "3.0.0"
+    resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
+  
+  ansi-styles@^2.2.1:
+    version "2.2.1"
+    resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
+  
+  ansi-styles@^3.2.1:
+    version "3.2.1"
+    resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
+    dependencies:
+      color-convert "^1.9.0"
+  
+  argparse@^1.0.7:
+    version "1.0.10"
+    resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.10.tgz#bcd6791ea5ae09725e17e5ad988134cd40b3d911"
+    dependencies:
+      sprintf-js "~1.0.2"
+  
+  array-union@^1.0.1:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/array-union/-/array-union-1.0.2.tgz#9a34410e4f4e3da23dea375be5be70f24778ec39"
+    dependencies:
+      array-uniq "^1.0.1"
+  
+  array-uniq@^1.0.1:
+    version "1.0.3"
+    resolved "https://registry.yarnpkg.com/array-uniq/-/array-uniq-1.0.3.tgz#af6ac877a25cc7f74e058894753858dfdb24fdb6"
+  
+  arrify@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
+  
+  assertion-error@^1.0.1:
+    version "1.1.0"
+    resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
+  
+  async@~1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/async/-/async-1.0.0.tgz#f8fc04ca3a13784ade9e1641af98578cfbd647a9"
+  
+  babel-code-frame@^6.22.0:
+    version "6.26.0"
+    resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.26.0.tgz#63fd43f7dc1e3bb7ce35947db8fe369a3f58c74b"
+    dependencies:
+      chalk "^1.1.3"
+      esutils "^2.0.2"
+      js-tokens "^3.0.2"
+  
+  balanced-match@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
+  
+  bindings@~1.1.1:
+    version "1.1.1"
+    resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.1.1.tgz#951f7ae010302ffc50b265b124032017ed2bf6f3"
+  
+  bintrees@1.0.1:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/bintrees/-/bintrees-1.0.1.tgz#0e655c9b9c2435eaab68bf4027226d2b55a34524"
+  
+  brace-expansion@^1.1.7:
+    version "1.1.11"
+    resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
+    dependencies:
+      balanced-match "^1.0.0"
+      concat-map "0.0.1"
+  
+  browser-stdout@1.3.0:
+    version "1.3.0"
+    resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
+  
+  buffer-from@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.0.0.tgz#4cb8832d23612589b0406e9e2956c17f06fdf531"
+  
+  caller-path@^0.1.0:
+    version "0.1.0"
+    resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
+    dependencies:
+      callsites "^0.2.0"
+  
+  callsites@^0.2.0:
+    version "0.2.0"
+    resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
+  
+  chai@^3.5.0:
+    version "3.5.0"
+    resolved "https://registry.yarnpkg.com/chai/-/chai-3.5.0.tgz#4d02637b067fe958bdbfdd3a40ec56fef7373247"
+    dependencies:
+      assertion-error "^1.0.1"
+      deep-eql "^0.1.3"
+      type-detect "^1.0.0"
+  
+  chalk@^1.1.3:
+    version "1.1.3"
+    resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
+    dependencies:
+      ansi-styles "^2.2.1"
+      escape-string-regexp "^1.0.2"
+      has-ansi "^2.0.0"
+      strip-ansi "^3.0.0"
+      supports-color "^2.0.0"
+  
+  chalk@^2.0.0, chalk@^2.1.0:
+    version "2.4.1"
+    resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.1.tgz#18c49ab16a037b6eb0152cc83e3471338215b66e"
+    dependencies:
+      ansi-styles "^3.2.1"
+      escape-string-regexp "^1.0.5"
+      supports-color "^5.3.0"
+  
+  chardet@^0.4.0:
+    version "0.4.2"
+    resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.4.2.tgz#b5473b33dc97c424e5d98dc87d55d4d8a29c8bf2"
+  
+  circular-json@^0.3.1:
+    version "0.3.3"
+    resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
+  
+  cli-cursor@^2.1.0:
+    version "2.1.0"
+    resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-2.1.0.tgz#b35dac376479facc3e94747d41d0d0f5238ffcb5"
+    dependencies:
+      restore-cursor "^2.0.0"
+  
+  cli-width@^2.0.0:
+    version "2.2.0"
+    resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.2.0.tgz#ff19ede8a9a5e579324147b0c11f0fbcbabed639"
+  
+  co@^4.6.0:
+    version "4.6.0"
+    resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
+  
+  color-convert@^1.9.0:
+    version "1.9.1"
+    resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.1.tgz#c1261107aeb2f294ebffec9ed9ecad529a6097ed"
+    dependencies:
+      color-name "^1.1.1"
+  
+  color-name@^1.1.1:
+    version "1.1.3"
+    resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
+  
+  colors@1.0.x:
+    version "1.0.3"
+    resolved "https://registry.yarnpkg.com/colors/-/colors-1.0.3.tgz#0433f44d809680fdeb60ed260f1b0c262e82a40b"
+  
+  commander@2.9.0:
+    version "2.9.0"
+    resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
+    dependencies:
+      graceful-readlink ">= 1.0.0"
+  
+  concat-map@0.0.1:
+    version "0.0.1"
+    resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
+  
+  concat-stream@^1.6.0:
+    version "1.6.2"
+    resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
+    dependencies:
+      buffer-from "^1.0.0"
+      inherits "^2.0.3"
+      readable-stream "^2.2.2"
+      typedarray "^0.0.6"
+  
+  core-util-is@~1.0.0:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
+  
+  cross-spawn@^5.1.0:
+    version "5.1.0"
+    resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
+    dependencies:
+      lru-cache "^4.0.1"
+      shebang-command "^1.2.0"
+      which "^1.2.9"
+  
+  cycle@1.0.x, cycle@~1.0.3:
+    version "1.0.3"
+    resolved "https://registry.yarnpkg.com/cycle/-/cycle-1.0.3.tgz#21e80b2be8580f98b468f379430662b046c34ad2"
+  
+  debug@2.6.8:
+    version "2.6.8"
+    resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
+    dependencies:
+      ms "2.0.0"
+  
+  debug@^3.1.0:
+    version "3.1.0"
+    resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+    dependencies:
+      ms "2.0.0"
+  
+  deep-eql@^0.1.3:
+    version "0.1.3"
+    resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-0.1.3.tgz#ef558acab8de25206cd713906d74e56930eb69f2"
+    dependencies:
+      type-detect "0.1.1"
+  
+  deep-is@~0.1.3:
+    version "0.1.3"
+    resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
+  
+  del@^2.0.2:
+    version "2.2.2"
+    resolved "https://registry.yarnpkg.com/del/-/del-2.2.2.tgz#c12c981d067846c84bcaf862cff930d907ffd1a8"
+    dependencies:
+      globby "^5.0.0"
+      is-path-cwd "^1.0.0"
+      is-path-in-cwd "^1.0.0"
+      object-assign "^4.0.1"
+      pify "^2.0.0"
+      pinkie-promise "^2.0.0"
+      rimraf "^2.2.8"
+  
+  diff@3.2.0:
+    version "3.2.0"
+    resolved "https://registry.yarnpkg.com/diff/-/diff-3.2.0.tgz#c9ce393a4b7cbd0b058a725c93df299027868ff9"
+  
+  doctrine@^2.1.0:
+    version "2.1.0"
+    resolved "https://registry.yarnpkg.com/doctrine/-/doctrine-2.1.0.tgz#5cd01fc101621b42c4cd7f5d1a66243716d3f39d"
+    dependencies:
+      esutils "^2.0.2"
+  
+  dotenv@~2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-2.0.0.tgz#bd759c357aaa70365e01c96b7b0bec08a6e0d949"
+  
+  escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
+    version "1.0.5"
+    resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
+  
+  eslint-scope@^3.7.1:
+    version "3.7.1"
+    resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-3.7.1.tgz#3d63c3edfda02e06e01a452ad88caacc7cdcb6e8"
+    dependencies:
+      esrecurse "^4.1.0"
+      estraverse "^4.1.1"
+  
+  eslint-visitor-keys@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
+  
+  eslint@^4.18.0:
+    version "4.19.1"
+    resolved "https://registry.yarnpkg.com/eslint/-/eslint-4.19.1.tgz#32d1d653e1d90408854bfb296f076ec7e186a300"
+    dependencies:
+      ajv "^5.3.0"
+      babel-code-frame "^6.22.0"
+      chalk "^2.1.0"
+      concat-stream "^1.6.0"
+      cross-spawn "^5.1.0"
+      debug "^3.1.0"
+      doctrine "^2.1.0"
+      eslint-scope "^3.7.1"
+      eslint-visitor-keys "^1.0.0"
+      espree "^3.5.4"
+      esquery "^1.0.0"
+      esutils "^2.0.2"
+      file-entry-cache "^2.0.0"
+      functional-red-black-tree "^1.0.1"
+      glob "^7.1.2"
+      globals "^11.0.1"
+      ignore "^3.3.3"
+      imurmurhash "^0.1.4"
+      inquirer "^3.0.6"
+      is-resolvable "^1.0.0"
+      js-yaml "^3.9.1"
+      json-stable-stringify-without-jsonify "^1.0.1"
+      levn "^0.3.0"
+      lodash "^4.17.4"
+      minimatch "^3.0.2"
+      mkdirp "^0.5.1"
+      natural-compare "^1.4.0"
+      optionator "^0.8.2"
+      path-is-inside "^1.0.2"
+      pluralize "^7.0.0"
+      progress "^2.0.0"
+      regexpp "^1.0.1"
+      require-uncached "^1.0.3"
+      semver "^5.3.0"
+      strip-ansi "^4.0.0"
+      strip-json-comments "~2.0.1"
+      table "4.0.2"
+      text-table "~0.2.0"
+  
+  espree@^3.5.4:
+    version "3.5.4"
+    resolved "https://registry.yarnpkg.com/espree/-/espree-3.5.4.tgz#b0f447187c8a8bed944b815a660bddf5deb5d1a7"
+    dependencies:
+      acorn "^5.5.0"
+      acorn-jsx "^3.0.0"
+  
+  esprima@^4.0.0:
+    version "4.0.0"
+    resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
+  
+  esquery@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/esquery/-/esquery-1.0.1.tgz#406c51658b1f5991a5f9b62b1dc25b00e3e5c708"
+    dependencies:
+      estraverse "^4.0.0"
+  
+  esrecurse@^4.1.0:
+    version "4.2.1"
+    resolved "https://registry.yarnpkg.com/esrecurse/-/esrecurse-4.2.1.tgz#007a3b9fdbc2b3bb87e4879ea19c92fdbd3942cf"
+    dependencies:
+      estraverse "^4.1.0"
+  
+  estraverse@^4.0.0, estraverse@^4.1.0, estraverse@^4.1.1:
+    version "4.2.0"
+    resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
+  
+  esutils@^2.0.2:
+    version "2.0.2"
+    resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
+  
+  exp-config@^2.0.1:
+    version "2.0.1"
+    resolved "https://registry.yarnpkg.com/exp-config/-/exp-config-2.0.1.tgz#68d844b9f98601e652d7390a9df45aee925ca55f"
+    dependencies:
+      dotenv "~2.0.0"
+      lodash.merge "^4.6.0"
+  
+  external-editor@^2.0.4:
+    version "2.2.0"
+    resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-2.2.0.tgz#045511cfd8d133f3846673d1047c154e214ad3d5"
+    dependencies:
+      chardet "^0.4.0"
+      iconv-lite "^0.4.17"
+      tmp "^0.0.33"
+  
+  eyes@0.1.x:
+    version "0.1.8"
+    resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
+  
+  fast-deep-equal@^1.0.0:
+    version "1.1.0"
+    resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz#c053477817c86b51daa853c81e059b733d023614"
+  
+  fast-json-stable-stringify@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
+  
+  fast-levenshtein@~2.0.4:
+    version "2.0.6"
+    resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
+  
+  figures@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/figures/-/figures-2.0.0.tgz#3ab1a2d2a62c8bfb431a0c94cb797a2fce27c962"
+    dependencies:
+      escape-string-regexp "^1.0.5"
+  
+  file-entry-cache@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/file-entry-cache/-/file-entry-cache-2.0.0.tgz#c392990c3e684783d838b8c84a45d8a048458361"
+    dependencies:
+      flat-cache "^1.2.1"
+      object-assign "^4.0.1"
+  
+  flat-cache@^1.2.1:
+    version "1.3.0"
+    resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.0.tgz#d3030b32b38154f4e3b7e9c709f490f7ef97c481"
+    dependencies:
+      circular-json "^0.3.1"
+      del "^2.0.2"
+      graceful-fs "^4.1.2"
+      write "^0.2.1"
+  
+  fs.realpath@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
+  
+  functional-red-black-tree@^1.0.1:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
+  
+  glob@7.1.1:
+    version "7.1.1"
+    resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
+    dependencies:
+      fs.realpath "^1.0.0"
+      inflight "^1.0.4"
+      inherits "2"
+      minimatch "^3.0.2"
+      once "^1.3.0"
+      path-is-absolute "^1.0.0"
+  
+  glob@^7.0.3, glob@^7.0.5, glob@^7.1.2:
+    version "7.1.2"
+    resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
+    dependencies:
+      fs.realpath "^1.0.0"
+      inflight "^1.0.4"
+      inherits "2"
+      minimatch "^3.0.4"
+      once "^1.3.0"
+      path-is-absolute "^1.0.0"
+  
+  globals@^11.0.1:
+    version "11.5.0"
+    resolved "https://registry.yarnpkg.com/globals/-/globals-11.5.0.tgz#6bc840de6771173b191f13d3a9c94d441ee92642"
+  
+  globby@^5.0.0:
+    version "5.0.0"
+    resolved "https://registry.yarnpkg.com/globby/-/globby-5.0.0.tgz#ebd84667ca0dbb330b99bcfc68eac2bc54370e0d"
+    dependencies:
+      array-union "^1.0.1"
+      arrify "^1.0.0"
+      glob "^7.0.3"
+      object-assign "^4.0.1"
+      pify "^2.0.0"
+      pinkie-promise "^2.0.0"
+  
+  glossy@0.x.x:
+    version "0.1.7"
+    resolved "https://registry.yarnpkg.com/glossy/-/glossy-0.1.7.tgz#769b5984a96f6066ab9ea758224825ee6c210f0b"
+  
+  graceful-fs@^4.1.2:
+    version "4.1.11"
+    resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
+  
+  "graceful-readlink@>= 1.0.0":
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
+  
+  growl@1.9.2:
+    version "1.9.2"
+    resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
+  
+  has-ansi@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-2.0.0.tgz#34f5049ce1ecdf2b0649af3ef24e45ed35416d91"
+    dependencies:
+      ansi-regex "^2.0.0"
+  
+  has-flag@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
+  
+  has-flag@^3.0.0:
+    version "3.0.0"
+    resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+  
+  he@1.1.1:
+    version "1.1.1"
+    resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
+  
+  iconv-lite@^0.4.17:
+    version "0.4.21"
+    resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.21.tgz#c47f8733d02171189ebc4a400f3218d348094798"
+    dependencies:
+      safer-buffer "^2.1.0"
+  
+  ignore@^3.3.3:
+    version "3.3.8"
+    resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.8.tgz#3f8e9c35d38708a3a7e0e9abb6c73e7ee7707b2b"
+  
+  imurmurhash@^0.1.4:
+    version "0.1.4"
+    resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
+  
+  inflight@^1.0.4:
+    version "1.0.6"
+    resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
+    dependencies:
+      once "^1.3.0"
+      wrappy "1"
+  
+  inherits@2, inherits@^2.0.3, inherits@~2.0.3:
+    version "2.0.3"
+    resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
+  
+  inquirer@^3.0.6:
+    version "3.3.0"
+    resolved "https://registry.yarnpkg.com/inquirer/-/inquirer-3.3.0.tgz#9dd2f2ad765dcab1ff0443b491442a20ba227dc9"
+    dependencies:
+      ansi-escapes "^3.0.0"
+      chalk "^2.0.0"
+      cli-cursor "^2.1.0"
+      cli-width "^2.0.0"
+      external-editor "^2.0.4"
+      figures "^2.0.0"
+      lodash "^4.3.0"
+      mute-stream "0.0.7"
+      run-async "^2.2.0"
+      rx-lite "^4.0.8"
+      rx-lite-aggregates "^4.0.8"
+      string-width "^2.1.0"
+      strip-ansi "^4.0.0"
+      through "^2.3.6"
+  
+  intercept-stdout@^0.1.2:
+    version "0.1.2"
+    resolved "https://registry.yarnpkg.com/intercept-stdout/-/intercept-stdout-0.1.2.tgz#126abf1fae6c509a428a98c61a631559042ae9fd"
+    dependencies:
+      lodash.toarray "^3.0.0"
+  
+  is-fullwidth-code-point@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
+  
+  is-path-cwd@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/is-path-cwd/-/is-path-cwd-1.0.0.tgz#d225ec23132e89edd38fda767472e62e65f1106d"
+  
+  is-path-in-cwd@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/is-path-in-cwd/-/is-path-in-cwd-1.0.1.tgz#5ac48b345ef675339bd6c7a48a912110b241cf52"
+    dependencies:
+      is-path-inside "^1.0.0"
+  
+  is-path-inside@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/is-path-inside/-/is-path-inside-1.0.1.tgz#8ef5b7de50437a3fdca6b4e865ef7aa55cb48036"
+    dependencies:
+      path-is-inside "^1.0.1"
+  
+  is-promise@^2.1.0:
+    version "2.1.0"
+    resolved "https://registry.yarnpkg.com/is-promise/-/is-promise-2.1.0.tgz#79a2a9ece7f096e80f36d2b2f3bc16c1ff4bf3fa"
+  
+  is-resolvable@^1.0.0:
+    version "1.1.0"
+    resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
+  
+  isarray@~1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
+  
+  isexe@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
+  
+  isstream@0.1.x:
+    version "0.1.2"
+    resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
+  
+  js-tokens@^3.0.2:
+    version "3.0.2"
+    resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
+  
+  js-yaml@^3.9.1:
+    version "3.11.0"
+    resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.11.0.tgz#597c1a8bd57152f26d622ce4117851a51f5ebaef"
+    dependencies:
+      argparse "^1.0.7"
+      esprima "^4.0.0"
+  
+  json-schema-traverse@^0.3.0:
+    version "0.3.1"
+    resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz#349a6d44c53a51de89b40805c5d5e59b417d3340"
+  
+  json-stable-stringify-without-jsonify@^1.0.1:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
+  
+  json3@3.3.2:
+    version "3.3.2"
+    resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
+  
+  levn@^0.3.0, levn@~0.3.0:
+    version "0.3.0"
+    resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
+    dependencies:
+      prelude-ls "~1.1.2"
+      type-check "~0.3.2"
+  
+  lodash._arraycopy@^3.0.0:
+    version "3.0.0"
+    resolved "https://registry.yarnpkg.com/lodash._arraycopy/-/lodash._arraycopy-3.0.0.tgz#76e7b7c1f1fb92547374878a562ed06a3e50f6e1"
+  
+  lodash._baseassign@^3.0.0:
+    version "3.2.0"
+    resolved "https://registry.yarnpkg.com/lodash._baseassign/-/lodash._baseassign-3.2.0.tgz#8c38a099500f215ad09e59f1722fd0c52bfe0a4e"
+    dependencies:
+      lodash._basecopy "^3.0.0"
+      lodash.keys "^3.0.0"
+  
+  lodash._basecopy@^3.0.0:
+    version "3.0.1"
+    resolved "https://registry.yarnpkg.com/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz#8da0e6a876cf344c0ad8a54882111dd3c5c7ca36"
+  
+  lodash._basecreate@^3.0.0:
+    version "3.0.3"
+    resolved "https://registry.yarnpkg.com/lodash._basecreate/-/lodash._basecreate-3.0.3.tgz#1bc661614daa7fc311b7d03bf16806a0213cf821"
+  
+  lodash._basevalues@^3.0.0:
+    version "3.0.0"
+    resolved "https://registry.yarnpkg.com/lodash._basevalues/-/lodash._basevalues-3.0.0.tgz#5b775762802bde3d3297503e26300820fdf661b7"
+  
+  lodash._getnative@^3.0.0:
+    version "3.9.1"
+    resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
+  
+  lodash._isiterateecall@^3.0.0:
+    version "3.0.9"
+    resolved "https://registry.yarnpkg.com/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz#5203ad7ba425fae842460e696db9cf3e6aac057c"
+  
+  lodash.create@3.1.1:
+    version "3.1.1"
+    resolved "https://registry.yarnpkg.com/lodash.create/-/lodash.create-3.1.1.tgz#d7f2849f0dbda7e04682bb8cd72ab022461debe7"
+    dependencies:
+      lodash._baseassign "^3.0.0"
+      lodash._basecreate "^3.0.0"
+      lodash._isiterateecall "^3.0.0"
+  
+  lodash.isarguments@^3.0.0:
+    version "3.1.0"
+    resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
+  
+  lodash.isarray@^3.0.0:
+    version "3.0.4"
+    resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
+  
+  lodash.keys@^3.0.0:
+    version "3.1.2"
+    resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
+    dependencies:
+      lodash._getnative "^3.0.0"
+      lodash.isarguments "^3.0.0"
+      lodash.isarray "^3.0.0"
+  
+  lodash.merge@^4.6.0:
+    version "4.6.1"
+    resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.1.tgz#adc25d9cb99b9391c59624f379fbba60d7111d54"
+  
+  lodash.toarray@^3.0.0:
+    version "3.0.2"
+    resolved "https://registry.yarnpkg.com/lodash.toarray/-/lodash.toarray-3.0.2.tgz#2b204f0fa4f51c285c6f00c81d1cea5a23041179"
+    dependencies:
+      lodash._arraycopy "^3.0.0"
+      lodash._basevalues "^3.0.0"
+      lodash.keys "^3.0.0"
+  
+  lodash@^4.17.4, lodash@^4.3.0:
+    version "4.17.10"
+    resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
+  
+  lru-cache@^4.0.1:
+    version "4.1.2"
+    resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.2.tgz#45234b2e6e2f2b33da125624c4664929a0224c3f"
+    dependencies:
+      pseudomap "^1.0.2"
+      yallist "^2.1.2"
+  
+  mimic-fn@^1.0.0:
+    version "1.2.0"
+    resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
+  
+  minimatch@^3.0.2, minimatch@^3.0.4:
+    version "3.0.4"
+    resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
+    dependencies:
+      brace-expansion "^1.1.7"
+  
+  minimist@0.0.8:
+    version "0.0.8"
+    resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
+  
+  mkdirp@0.5.1, mkdirp@^0.5.1:
+    version "0.5.1"
+    resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
+    dependencies:
+      minimist "0.0.8"
+  
+  mocha-cakes-2@^2.0.1:
+    version "2.1.0"
+    resolved "https://registry.yarnpkg.com/mocha-cakes-2/-/mocha-cakes-2-2.1.0.tgz#9f0a7f7ba47d30e226ac643e76bcb8fb23d56590"
+  
+  mocha@^3.1.2:
+    version "3.5.3"
+    resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.5.3.tgz#1e0480fe36d2da5858d1eb6acc38418b26eaa20d"
+    dependencies:
+      browser-stdout "1.3.0"
+      commander "2.9.0"
+      debug "2.6.8"
+      diff "3.2.0"
+      escape-string-regexp "1.0.5"
+      glob "7.1.1"
+      growl "1.9.2"
+      he "1.1.1"
+      json3 "3.3.2"
+      lodash.create "3.1.1"
+      mkdirp "0.5.1"
+      supports-color "3.1.2"
+  
+  ms@2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  
+  mute-stream@0.0.7:
+    version "0.0.7"
+    resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
+  
+  nan@~2.3.2:
+    version "2.3.5"
+    resolved "https://registry.yarnpkg.com/nan/-/nan-2.3.5.tgz#822a0dc266290ce4cd3a12282ca3e7e364668a08"
+  
+  natural-compare@^1.4.0:
+    version "1.4.0"
+    resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
+  
+  object-assign@^4.0.1:
+    version "4.1.1"
+    resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
+  
+  once@^1.3.0:
+    version "1.4.0"
+    resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
+    dependencies:
+      wrappy "1"
+  
+  onetime@^2.0.0:
+    version "2.0.1"
+    resolved "https://registry.yarnpkg.com/onetime/-/onetime-2.0.1.tgz#067428230fd67443b2794b22bba528b6867962d4"
+    dependencies:
+      mimic-fn "^1.0.0"
+  
+  optionator@^0.8.2:
+    version "0.8.2"
+    resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
+    dependencies:
+      deep-is "~0.1.3"
+      fast-levenshtein "~2.0.4"
+      levn "~0.3.0"
+      prelude-ls "~1.1.2"
+      type-check "~0.3.2"
+      wordwrap "~1.0.0"
+  
+  os-tmpdir@~1.0.2:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
+  
+  path-is-absolute@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
+  
+  path-is-inside@^1.0.1, path-is-inside@^1.0.2:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/path-is-inside/-/path-is-inside-1.0.2.tgz#365417dede44430d1c11af61027facf074bdfc53"
+  
+  pify@^2.0.0:
+    version "2.3.0"
+    resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
+  
+  pinkie-promise@^2.0.0:
+    version "2.0.1"
+    resolved "https://registry.yarnpkg.com/pinkie-promise/-/pinkie-promise-2.0.1.tgz#2135d6dfa7a358c069ac9b178776288228450ffa"
+    dependencies:
+      pinkie "^2.0.0"
+  
+  pinkie@^2.0.0:
+    version "2.0.4"
+    resolved "https://registry.yarnpkg.com/pinkie/-/pinkie-2.0.4.tgz#72556b80cfa0d48a974e80e77248e80ed4f7f870"
+  
+  pluralize@^7.0.0:
+    version "7.0.0"
+    resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
+  
+  prelude-ls@~1.1.2:
+    version "1.1.2"
+    resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
+  
+  process-nextick-args@~2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.0.tgz#a37d732f4271b4ab1ad070d35508e8290788ffaa"
+  
+  progress@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/progress/-/progress-2.0.0.tgz#8a1be366bf8fc23db2bd23f10c6fe920b4389d1f"
+  
+  prom-client@^10.2.2:
+    version "10.2.3"
+    resolved "https://registry.yarnpkg.com/prom-client/-/prom-client-10.2.3.tgz#a51bf21c239c954a6c5be4b1361fdd380218bb41"
+    dependencies:
+      tdigest "^0.1.1"
+  
+  pseudomap@^1.0.2:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
+  
+  readable-stream@^2.2.2:
+    version "2.3.6"
+    resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
+    dependencies:
+      core-util-is "~1.0.0"
+      inherits "~2.0.3"
+      isarray "~1.0.0"
+      process-nextick-args "~2.0.0"
+      safe-buffer "~5.1.1"
+      string_decoder "~1.1.1"
+      util-deprecate "~1.0.1"
+  
+  regexpp@^1.0.1:
+    version "1.1.0"
+    resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-1.1.0.tgz#0e3516dd0b7904f413d2d4193dce4618c3a689ab"
+  
+  require-uncached@^1.0.3:
+    version "1.0.3"
+    resolved "https://registry.yarnpkg.com/require-uncached/-/require-uncached-1.0.3.tgz#4e0d56d6c9662fd31e43011c4b95aa49955421d3"
+    dependencies:
+      caller-path "^0.1.0"
+      resolve-from "^1.0.0"
+  
+  resolve-from@^1.0.0:
+    version "1.0.1"
+    resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-1.0.1.tgz#26cbfe935d1aeeeabb29bc3fe5aeb01e93d44226"
+  
+  restore-cursor@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/restore-cursor/-/restore-cursor-2.0.0.tgz#9f7ee287f82fd326d4fd162923d62129eee0dfaf"
+    dependencies:
+      onetime "^2.0.0"
+      signal-exit "^3.0.2"
+  
+  rimraf@^2.2.8:
+    version "2.6.2"
+    resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
+    dependencies:
+      glob "^7.0.5"
+  
+  run-async@^2.2.0:
+    version "2.3.0"
+    resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.3.0.tgz#0371ab4ae0bdd720d4166d7dfda64ff7a445a6c0"
+    dependencies:
+      is-promise "^2.1.0"
+  
+  rx-lite-aggregates@^4.0.8:
+    version "4.0.8"
+    resolved "https://registry.yarnpkg.com/rx-lite-aggregates/-/rx-lite-aggregates-4.0.8.tgz#753b87a89a11c95467c4ac1626c4efc4e05c67be"
+    dependencies:
+      rx-lite "*"
+  
+  rx-lite@*, rx-lite@^4.0.8:
+    version "4.0.8"
+    resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-4.0.8.tgz#0b1e11af8bc44836f04a6407e92da42467b79444"
+  
+  safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+    version "5.1.2"
+    resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
+  
+  safer-buffer@^2.1.0:
+    version "2.1.2"
+    resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+  
+  semver@^5.3.0:
+    version "5.5.0"
+    resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
+  
+  shebang-command@^1.2.0:
+    version "1.2.0"
+    resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
+    dependencies:
+      shebang-regex "^1.0.0"
+  
+  shebang-regex@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
+  
+  signal-exit@^3.0.2:
+    version "3.0.2"
+    resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
+  
+  slice-ansi@1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-1.0.0.tgz#044f1a49d8842ff307aad6b505ed178bd950134d"
+    dependencies:
+      is-fullwidth-code-point "^2.0.0"
+  
+  sprintf-js@~1.0.2:
+    version "1.0.3"
+    resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
+  
+  stack-trace@0.0.x:
+    version "0.0.10"
+    resolved "https://registry.yarnpkg.com/stack-trace/-/stack-trace-0.0.10.tgz#547c70b347e8d32b4e108ea1a2a159e5fdde19c0"
+  
+  string-width@^2.1.0, string-width@^2.1.1:
+    version "2.1.1"
+    resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
+    dependencies:
+      is-fullwidth-code-point "^2.0.0"
+      strip-ansi "^4.0.0"
+  
+  string_decoder@~1.1.1:
+    version "1.1.1"
+    resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
+    dependencies:
+      safe-buffer "~5.1.0"
+  
+  strip-ansi@^3.0.0:
+    version "3.0.1"
+    resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-3.0.1.tgz#6a385fb8853d952d5ff05d0e8aaf94278dc63dcf"
+    dependencies:
+      ansi-regex "^2.0.0"
+  
+  strip-ansi@^4.0.0:
+    version "4.0.0"
+    resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-4.0.0.tgz#a8479022eb1ac368a871389b635262c505ee368f"
+    dependencies:
+      ansi-regex "^3.0.0"
+  
+  strip-json-comments@~2.0.1:
+    version "2.0.1"
+    resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
+  
+  supports-color@3.1.2:
+    version "3.1.2"
+    resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+    dependencies:
+      has-flag "^1.0.0"
+  
+  supports-color@^2.0.0:
+    version "2.0.0"
+    resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
+  
+  supports-color@^5.3.0:
+    version "5.4.0"
+    resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.4.0.tgz#1c6b337402c2137605efe19f10fec390f6faab54"
+    dependencies:
+      has-flag "^3.0.0"
+  
+  table@4.0.2:
+    version "4.0.2"
+    resolved "https://registry.yarnpkg.com/table/-/table-4.0.2.tgz#a33447375391e766ad34d3486e6e2aedc84d2e36"
+    dependencies:
+      ajv "^5.2.3"
+      ajv-keywords "^2.1.0"
+      chalk "^2.1.0"
+      lodash "^4.17.4"
+      slice-ansi "1.0.0"
+      string-width "^2.1.1"
+  
+  tdigest@^0.1.1:
+    version "0.1.1"
+    resolved "https://registry.yarnpkg.com/tdigest/-/tdigest-0.1.1.tgz#2e3cb2c39ea449e55d1e6cd91117accca4588021"
+    dependencies:
+      bintrees "1.0.1"
+  
+  text-table@~0.2.0:
+    version "0.2.0"
+    resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
+  
+  through@^2.3.6:
+    version "2.3.8"
+    resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
+  
+  tmp@^0.0.33:
+    version "0.0.33"
+    resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
+    dependencies:
+      os-tmpdir "~1.0.2"
+  
+  type-check@~0.3.2:
+    version "0.3.2"
+    resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
+    dependencies:
+      prelude-ls "~1.1.2"
+  
+  type-detect@0.1.1:
+    version "0.1.1"
+    resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-0.1.1.tgz#0ba5ec2a885640e470ea4e8505971900dac58822"
+  
+  type-detect@^1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-1.0.0.tgz#762217cc06db258ec48908a1298e8b95121e8ea2"
+  
+  typedarray@^0.0.6:
+    version "0.0.6"
+    resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
+  
+  unix-dgram@~0.2.1:
+    version "0.2.3"
+    resolved "https://registry.yarnpkg.com/unix-dgram/-/unix-dgram-0.2.3.tgz#eab7330f1f1041d48f9c179d9f4c5a996cafceb5"
+    dependencies:
+      bindings "~1.1.1"
+      nan "~2.3.2"
+  
+  util-deprecate@~1.0.1:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
+  
+  which@^1.2.9:
+    version "1.3.0"
+    resolved "https://registry.yarnpkg.com/which/-/which-1.3.0.tgz#ff04bdfc010ee547d780bec38e1ac1c2777d253a"
+    dependencies:
+      isexe "^2.0.0"
+  
+  winston-syslog@^1.0.0:
+    version "1.2.6"
+    resolved "https://registry.yarnpkg.com/winston-syslog/-/winston-syslog-1.2.6.tgz#4e7990ed0a9f1932187ddd6ec9e038357980961f"
+    dependencies:
+      cycle "~1.0.3"
+      glossy "0.x.x"
+    optionalDependencies:
+      unix-dgram "~0.2.1"
+  
+  winston-transport@^3.2.1:
+    version "3.2.1"
+    resolved "https://registry.yarnpkg.com/winston-transport/-/winston-transport-3.2.1.tgz#5b79b294096b1a18bfe502e769491553a2cb1042"
+  
+  winston@^2.4.0:
+    version "2.4.2"
+    resolved "https://registry.yarnpkg.com/winston/-/winston-2.4.2.tgz#3ca01f763116fc48db61053b7544e750431f8db0"
+    dependencies:
+      async "~1.0.0"
+      colors "1.0.x"
+      cycle "1.0.x"
+      eyes "0.1.x"
+      isstream "0.1.x"
+      stack-trace "0.0.x"
+  
+  wordwrap@~1.0.0:
+    version "1.0.0"
+    resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
+  
+  wrappy@1:
+    version "1.0.2"
+    resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
+  
+  write@^0.2.1:
+    version "0.2.1"
+    resolved "https://registry.yarnpkg.com/write/-/write-0.2.1.tgz#5fc03828e264cea3fe91455476f7a3c566cb0757"
+    dependencies:
+      mkdirp "^0.5.1"
+  
+  yallist@^2.1.2:
+    version "2.1.2"
+    resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
+
+Trace: 
+  Error: Couldn't find package "winstone" on the "npm" registry.
+      at new MessageError (/Users/jens.carlen/.nvm/versions/node/v8.9.4/lib/node_modules/yarn/lib/cli.js:186:110)
+      at NpmResolver.<anonymous> (/Users/jens.carlen/.nvm/versions/node/v8.9.4/lib/node_modules/yarn/lib/cli.js:51625:15)
+      at Generator.next (<anonymous>)
+      at step (/Users/jens.carlen/.nvm/versions/node/v8.9.4/lib/node_modules/yarn/lib/cli.js:98:30)
+      at /Users/jens.carlen/.nvm/versions/node/v8.9.4/lib/node_modules/yarn/lib/cli.js:109:13
+      at <anonymous>
+      at process._tickCallback (internal/process/next_tick.js:188:7)
diff --git a/yarn.lock b/yarn.lock
index 6879dae..91c9779 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -75,11 +75,13 @@ assertion-error@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
 
-async@~1.0.0:
-  version "1.0.0"
-  resolved "http://registry.npmjs.org/async/-/async-1.0.0.tgz#f8fc04ca3a13784ade9e1641af98578cfbd647a9"
+async@^2.6.0:
+  version "2.6.0"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.0.tgz#61a29abb6fcc026fea77e56d1c6ec53a795951f4"
+  dependencies:
+    lodash "^4.14.0"
 
-babel-code-frame@^6.22.0:
+babel-code-frame@^6.22.0, babel-code-frame@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.26.0.tgz#63fd43f7dc1e3bb7ce35947db8fe369a3f58c74b"
   dependencies:
@@ -87,6 +89,51 @@ babel-code-frame@^6.22.0:
     esutils "^2.0.2"
     js-tokens "^3.0.2"
 
+babel-messages@^6.23.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel-messages/-/babel-messages-6.23.0.tgz#f3cdf4703858035b2a2951c6ec5edf6c62f2630e"
+  integrity sha1-8830cDhYA1sqKVHG7F7fbGLyYw4=
+  dependencies:
+    babel-runtime "^6.22.0"
+
+babel-runtime@^6.22.0, babel-runtime@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
+  integrity sha1-llxwWGaOgrVde/4E/yM3vItWR/4=
+  dependencies:
+    core-js "^2.4.0"
+    regenerator-runtime "^0.11.0"
+
+babel-traverse@^6.7.3:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-traverse/-/babel-traverse-6.26.0.tgz#46a9cbd7edcc62c8e5c064e2d2d8d0f4035766ee"
+  integrity sha1-RqnL1+3MYsjlwGTi0tjQ9ANXZu4=
+  dependencies:
+    babel-code-frame "^6.26.0"
+    babel-messages "^6.23.0"
+    babel-runtime "^6.26.0"
+    babel-types "^6.26.0"
+    babylon "^6.18.0"
+    debug "^2.6.8"
+    globals "^9.18.0"
+    invariant "^2.2.2"
+    lodash "^4.17.4"
+
+babel-types@^6.26.0:
+  version "6.26.0"
+  resolved "https://registry.yarnpkg.com/babel-types/-/babel-types-6.26.0.tgz#a3b073f94ab49eb6fa55cd65227a334380632497"
+  integrity sha1-o7Bz+Uq0nrb6Vc1lInozQ4BjJJc=
+  dependencies:
+    babel-runtime "^6.26.0"
+    esutils "^2.0.2"
+    lodash "^4.17.4"
+    to-fast-properties "^1.0.3"
+
+babylon@^6.1.21, babylon@^6.18.0:
+  version "6.18.0"
+  resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"
+  integrity sha512-q/UEjfGJ2Cm3oKV71DJz9d25TPnq5rhBVL2Q4fA5wcC3jcrdn7+SssEybFIxwAvvP+YCsCYNKughoF33GxgycQ==
+
 balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
@@ -115,6 +162,11 @@ buffer-from@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
 
+builtin-modules@^1.0.0, builtin-modules@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
+  integrity sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8=
+
 caller-path@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/caller-path/-/caller-path-0.1.0.tgz#94085ef63581ecd3daa92444a8fe94e82577751f"
@@ -125,6 +177,11 @@ callsites@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/callsites/-/callsites-0.2.0.tgz#afab96262910a7f33c19a5775825c69f34e350ca"
 
+camelcase@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
+  integrity sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0=
+
 chai@^3.5.0:
   version "3.5.0"
   resolved "http://registry.npmjs.org/chai/-/chai-3.5.0.tgz#4d02637b067fe958bdbfdd3a40ec56fef7373247"
@@ -169,23 +226,66 @@ cli-width@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.2.0.tgz#ff19ede8a9a5e579324147b0c11f0fbcbabed639"
 
+cliui@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-3.2.0.tgz#120601537a916d29940f934da3b48d585a39213d"
+  integrity sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=
+  dependencies:
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+    wrap-ansi "^2.0.0"
+
 co@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/co/-/co-4.6.0.tgz#6ea6bdf3d853ae54ccb8e47bfa0bf3f9031fb184"
 
-color-convert@^1.9.0:
+code-point-at@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
+  integrity sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=
+
+color-convert@^1.9.0, color-convert@^1.9.1:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
   dependencies:
     color-name "1.1.3"
 
-color-name@1.1.3:
+color-name@1.1.3, color-name@^1.0.0:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
 
-colors@1.0.x:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/colors/-/colors-1.0.3.tgz#0433f44d809680fdeb60ed260f1b0c262e82a40b"
+color-string@^1.5.2:
+  version "1.5.3"
+  resolved "https://registry.yarnpkg.com/color-string/-/color-string-1.5.3.tgz#c9bbc5f01b58b5492f3d6857459cb6590ce204cc"
+  integrity sha512-dC2C5qeWoYkxki5UAXapdjqO672AM4vZuPGRQfO8b5HKuKGBbKWpITyDYN7TOFKvRW7kOgAn3746clDBMDJyQw==
+  dependencies:
+    color-name "^1.0.0"
+    simple-swizzle "^0.2.2"
+
+color@3.0.x:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/color/-/color-3.0.0.tgz#d920b4328d534a3ac8295d68f7bd4ba6c427be9a"
+  integrity sha512-jCpd5+s0s0t7p3pHQKpnJ0TpQKKdleP71LWcA0aqiljpiuAkOSUFN/dyH8ZwF0hRmFlrIuRhufds1QyEP9EB+w==
+  dependencies:
+    color-convert "^1.9.1"
+    color-string "^1.5.2"
+
+colornames@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/colornames/-/colornames-1.1.1.tgz#f8889030685c7c4ff9e2a559f5077eb76a816f96"
+  integrity sha1-+IiQMGhcfE/54qVZ9Qd+t2qBb5Y=
+
+colors@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/colors/-/colors-1.2.1.tgz#f4a3d302976aaf042356ba1ade3b1a2c62d9d794"
+
+colorspace@1.1.x:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/colorspace/-/colorspace-1.1.1.tgz#9ac2491e1bc6f8fb690e2176814f8d091636d972"
+  integrity sha512-pI3btWyiuz7Ken0BWh9Elzsmv2bM9AhA7psXib4anUXy/orfZ/E0MbQwhSOG/9L8hLlalqrU0UhOuqxW1YjmVw==
+  dependencies:
+    color "3.0.x"
+    text-hex "1.0.x"
 
 commander@2.15.1:
   version "2.15.1"
@@ -204,11 +304,16 @@ concat-stream@^1.6.0:
     readable-stream "^2.2.2"
     typedarray "^0.0.6"
 
+core-js@^2.4.0:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.2.tgz#267988d7268323b349e20b4588211655f0e83944"
+  integrity sha512-NdBPF/RVwPW6jr0NCILuyN9RiqLo2b1mddWHkUL+VnvcB7dzlnBJ1bXYntjpTGOgkZiiLWj2JxmOr7eGE3qK6g==
+
 core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
 
-cross-spawn@^5.1.0:
+cross-spawn@^5.0.1, cross-spawn@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
   dependencies:
@@ -216,7 +321,7 @@ cross-spawn@^5.1.0:
     shebang-command "^1.2.0"
     which "^1.2.9"
 
-cycle@1.0.x, cycle@~1.0.3:
+cycle@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/cycle/-/cycle-1.0.3.tgz#21e80b2be8580f98b468f379430662b046c34ad2"
 
@@ -226,12 +331,24 @@ debug@3.1.0:
   dependencies:
     ms "2.0.0"
 
+debug@^2.6.8:
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
+  integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
+  dependencies:
+    ms "2.0.0"
+
 debug@^3.1.0:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
     ms "^2.1.1"
 
+decamelize@^1.1.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
+  integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
+
 deep-eql@^0.1.3:
   version "0.1.3"
   resolved "http://registry.npmjs.org/deep-eql/-/deep-eql-0.1.3.tgz#ef558acab8de25206cd713906d74e56930eb69f2"
@@ -254,6 +371,42 @@ del@^2.0.2:
     pinkie-promise "^2.0.0"
     rimraf "^2.2.8"
 
+depcheck@^0.6.11:
+  version "0.6.11"
+  resolved "https://registry.yarnpkg.com/depcheck/-/depcheck-0.6.11.tgz#6b616f2cf8c44ddcfdc5d7c7f7759bc53b479262"
+  integrity sha512-wTVJ8cNilB8NfkzoBblcYqsB8LRfbjqKEwAOLD3YXIRigktSM7/lS9xQfVkAVujhjstmiQMZR0hkdHSnQxzb9A==
+  dependencies:
+    babel-traverse "^6.7.3"
+    babylon "^6.1.21"
+    builtin-modules "^1.1.1"
+    deprecate "^1.0.0"
+    deps-regex "^0.1.4"
+    js-yaml "^3.4.2"
+    lodash "^4.5.1"
+    minimatch "^3.0.2"
+    require-package-name "^2.0.1"
+    walkdir "0.0.11"
+    yargs "^8.0.2"
+
+deprecate@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/deprecate/-/deprecate-1.1.0.tgz#bbd069d62b232175b4e8459b2650cd2bad51f4b8"
+  integrity sha512-b5dDNQYdy2vW9WXUD8+RQlfoxvqztLLhDE+T7Gd37I5E8My7nJkKu6FmhdDeRWJ8B+yjZKuwjCta8pgi8kgSqA==
+
+deps-regex@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/deps-regex/-/deps-regex-0.1.4.tgz#518667b7691460a5e7e0a341be76eb7ce8090184"
+  integrity sha1-UYZnt2kUYKXn4KNBvnbrfOgJAYQ=
+
+diagnostics@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/diagnostics/-/diagnostics-1.1.1.tgz#cab6ac33df70c9d9a727490ae43ac995a769b22a"
+  integrity sha512-8wn1PmdunLJ9Tqbx+Fx/ZEuHfJf4NKSN2ZBj7SJC/OWRWha843+WsTjqMe1B5E3p28jqBlp+mJ2fPVxPyNgYKQ==
+  dependencies:
+    colorspace "1.1.x"
+    enabled "1.0.x"
+    kuler "1.0.x"
+
 diff@3.5.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
@@ -264,6 +417,27 @@ doctrine@^2.1.0:
   dependencies:
     esutils "^2.0.2"
 
+dotenv@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-2.0.0.tgz#bd759c357aaa70365e01c96b7b0bec08a6e0d949"
+
+enabled@1.0.x:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/enabled/-/enabled-1.0.2.tgz#965f6513d2c2d1c5f4652b64a2e3396467fc2f93"
+  dependencies:
+    env-variable "0.0.x"
+
+env-variable@0.0.x:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/env-variable/-/env-variable-0.0.4.tgz#0d6280cf507d84242befe35a512b5ae4be77c54e"
+
+error-ex@^1.2.0:
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.2.tgz#b4ac40648107fdcdcfae242f428bea8a14d4f1bf"
+  integrity sha512-7dFHNmqeFSEt2ZBsCriorKnn3Z2pj+fd9kmI6QoWw4//DL+icEBfc0U7qJCisqrTsKTjw4fNFy2pW9OqStD84g==
+  dependencies:
+    is-arrayish "^0.2.1"
+
 escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
@@ -353,6 +527,26 @@ esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
+execa@^0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/execa/-/execa-0.7.0.tgz#944becd34cc41ee32a63a9faf27ad5a65fc59777"
+  integrity sha1-lEvs00zEHuMqY6n68nrVpl/Fl3c=
+  dependencies:
+    cross-spawn "^5.0.1"
+    get-stream "^3.0.0"
+    is-stream "^1.1.0"
+    npm-run-path "^2.0.0"
+    p-finally "^1.0.0"
+    signal-exit "^3.0.0"
+    strip-eof "^1.0.0"
+
+exp-config@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/exp-config/-/exp-config-2.0.1.tgz#68d844b9f98601e652d7390a9df45aee925ca55f"
+  dependencies:
+    dotenv "~2.0.0"
+    lodash.merge "^4.6.0"
+
 external-editor@^2.0.4:
   version "2.2.0"
   resolved "http://registry.npmjs.org/external-editor/-/external-editor-2.2.0.tgz#045511cfd8d133f3846673d1047c154e214ad3d5"
@@ -361,10 +555,6 @@ external-editor@^2.0.4:
     iconv-lite "^0.4.17"
     tmp "^0.0.33"
 
-eyes@0.1.x:
-  version "0.1.8"
-  resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
-
 fast-deep-equal@^1.0.0:
   version "1.1.0"
   resolved "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz#c053477817c86b51daa853c81e059b733d023614"
@@ -377,6 +567,15 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
+fast-safe-stringify@^2.0.4:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/fast-safe-stringify/-/fast-safe-stringify-2.0.6.tgz#04b26106cc56681f51a044cfc0d76cf0008ac2c2"
+  integrity sha512-q8BZ89jjc+mz08rSxROs8VsrBBcn1SIw1kq9NjolL509tkABRk9io01RAjSaEv1Xb2uFLt8VtRiZbGp5H8iDtg==
+
+fecha@^2.3.3:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/fecha/-/fecha-2.3.3.tgz#948e74157df1a32fd1b12c3a3c3cdcb6ec9d96cd"
+
 figures@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-2.0.0.tgz#3ab1a2d2a62c8bfb431a0c94cb797a2fce27c962"
@@ -390,6 +589,13 @@ file-entry-cache@^2.0.0:
     flat-cache "^1.2.1"
     object-assign "^4.0.1"
 
+find-up@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-2.1.0.tgz#45d1b7e506c717ddd482775a2b77920a3c0c57a7"
+  integrity sha1-RdG35QbHF93UgndaK3eSCjwMV6c=
+  dependencies:
+    locate-path "^2.0.0"
+
 flat-cache@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.0.tgz#d3030b32b38154f4e3b7e9c709f490f7ef97c481"
@@ -407,6 +613,16 @@ functional-red-black-tree@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
 
+get-caller-file@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
+  integrity sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w==
+
+get-stream@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-3.0.0.tgz#8e943d1358dc37555054ecbe2edb05aa174ede14"
+  integrity sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ=
+
 glob@7.1.2:
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
@@ -433,6 +649,11 @@ globals@^11.0.1:
   version "11.8.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-11.8.0.tgz#c1ef45ee9bed6badf0663c5cb90e8d1adec1321d"
 
+globals@^9.18.0:
+  version "9.18.0"
+  resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
+  integrity sha512-S0nG3CLEQiY/ILxqtztTWH/3iRRdyBLw6KMDxnKMchrtbj2OFmehVh0WUCfW3DUrIgx/qFrJPICrq4Z4sTR9UQ==
+
 globby@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/globby/-/globby-5.0.0.tgz#ebd84667ca0dbb330b99bcfc68eac2bc54370e0d"
@@ -470,6 +691,11 @@ he@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
 
+hosted-git-info@^2.1.4:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.7.1.tgz#97f236977bd6e125408930ff6de3eec6281ec047"
+  integrity sha512-7T/BxH19zbcCTa8XkMlbK5lTo1WtgkFi3GvdWEyNuc4Vex7/9Dqbnpsf4JMydcfj9HCg4zUWFTL3Za6lapg5/w==
+
 iconv-lite@^0.4.17:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
@@ -514,11 +740,41 @@ inquirer@^3.0.6:
     strip-ansi "^4.0.0"
     through "^2.3.6"
 
-intercept-stdout@^0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/intercept-stdout/-/intercept-stdout-0.1.2.tgz#126abf1fae6c509a428a98c61a631559042ae9fd"
+invariant@^2.2.2:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/invariant/-/invariant-2.2.4.tgz#610f3c92c9359ce1db616e538008d23ff35158e6"
+  integrity sha512-phJfQVBuaJM5raOpJjSfkiD6BpbCE4Ns//LaXl6wGYtUBY83nWS6Rf9tXm2e8VaK60JEjYldbPif/A2B1C2gNA==
+  dependencies:
+    loose-envify "^1.0.0"
+
+invert-kv@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
+  integrity sha1-EEqOSqym09jNFXqO+L+rLXo//bY=
+
+is-arrayish@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
+  integrity sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0=
+
+is-arrayish@^0.3.1:
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.3.2.tgz#4574a2ae56f7ab206896fb431eaeed066fdf8f03"
+  integrity sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ==
+
+is-builtin-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-builtin-module/-/is-builtin-module-1.0.0.tgz#540572d34f7ac3119f8f76c30cbc1b1e037affbe"
+  integrity sha1-VAVy0096wxGfj3bDDLwbHgN6/74=
+  dependencies:
+    builtin-modules "^1.0.0"
+
+is-fullwidth-code-point@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz#ef9e31386f031a7f0d643af82fde50c457ef00cb"
+  integrity sha1-754xOG8DGn8NZDr4L95QxFfvAMs=
   dependencies:
-    lodash.toarray "^3.0.0"
+    number-is-nan "^1.0.0"
 
 is-fullwidth-code-point@^2.0.0:
   version "2.0.0"
@@ -548,6 +804,10 @@ is-resolvable@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
 
+is-stream@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
+
 isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -556,14 +816,23 @@ isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
 
-isstream@0.1.x:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
+"js-tokens@^3.0.0 || ^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
+  integrity sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==
 
 js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
+js-yaml@^3.4.2:
+  version "3.12.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.12.1.tgz#295c8632a18a23e054cf5c9d3cecafe678167600"
+  integrity sha512-um46hB9wNOKlwkHgiuyEVAybXBjwFUV0Z/RaHJblRd9DXltue9FTYvzCr9ErQrK9Adz5MU4gHWVaNUfdmrC8qA==
+  dependencies:
+    argparse "^1.0.7"
+    esprima "^4.0.0"
+
 js-yaml@^3.9.1:
   version "3.12.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.12.0.tgz#eaed656ec8344f10f527c6bfa1b6e2244de167d1"
@@ -579,6 +848,20 @@ json-stable-stringify-without-jsonify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
 
+kuler@1.0.x:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/kuler/-/kuler-1.0.1.tgz#ef7c784f36c9fb6e16dd3150d152677b2b0228a6"
+  integrity sha512-J9nVUucG1p/skKul6DU3PUZrhs0LPulNaeUOox0IyXDi8S4CztTHs1gQphhuZmzXG7VOQSf6NJfKuzteQLv9gQ==
+  dependencies:
+    colornames "^1.1.1"
+
+lcid@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/lcid/-/lcid-1.0.0.tgz#308accafa0bc483a3867b4b6f2b9506251d1b835"
+  integrity sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=
+  dependencies:
+    invert-kv "^1.0.0"
+
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -586,45 +869,53 @@ levn@^0.3.0, levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
-lodash._arraycopy@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/lodash._arraycopy/-/lodash._arraycopy-3.0.0.tgz#76e7b7c1f1fb92547374878a562ed06a3e50f6e1"
+load-json-file@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/load-json-file/-/load-json-file-2.0.0.tgz#7947e42149af80d696cbf797bcaabcfe1fe29ca8"
+  integrity sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=
+  dependencies:
+    graceful-fs "^4.1.2"
+    parse-json "^2.2.0"
+    pify "^2.0.0"
+    strip-bom "^3.0.0"
 
-lodash._basevalues@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/lodash._basevalues/-/lodash._basevalues-3.0.0.tgz#5b775762802bde3d3297503e26300820fdf661b7"
+locate-path@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-2.0.0.tgz#2b568b265eec944c6d9c0de9c3dbbbca0354cd8e"
+  integrity sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=
+  dependencies:
+    p-locate "^2.0.0"
+    path-exists "^3.0.0"
 
-lodash._getnative@^3.0.0:
-  version "3.9.1"
-  resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
+lodash.merge@^4.6.0:
+  version "4.6.1"
+  resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.1.tgz#adc25d9cb99b9391c59624f379fbba60d7111d54"
 
-lodash.isarguments@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
+lodash@^4.14.0:
+  version "4.17.10"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
-lodash.isarray@^3.0.0:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
+lodash@^4.17.4, lodash@^4.3.0, lodash@^4.5.1:
+  version "4.17.11"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
-lodash.keys@^3.0.0:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
+logform@^1.9.1:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/logform/-/logform-1.10.0.tgz#c9d5598714c92b546e23f4e78147c40f1e02012e"
+  integrity sha512-em5ojIhU18fIMOw/333mD+ZLE2fis0EzXl1ZwHx4iQzmpQi6odNiY/t+ITNr33JZhT9/KEaH+UPIipr6a9EjWg==
   dependencies:
-    lodash._getnative "^3.0.0"
-    lodash.isarguments "^3.0.0"
-    lodash.isarray "^3.0.0"
+    colors "^1.2.1"
+    fast-safe-stringify "^2.0.4"
+    fecha "^2.3.3"
+    ms "^2.1.1"
+    triple-beam "^1.2.0"
 
-lodash.toarray@^3.0.0:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/lodash.toarray/-/lodash.toarray-3.0.2.tgz#2b204f0fa4f51c285c6f00c81d1cea5a23041179"
+loose-envify@^1.0.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
+  integrity sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==
   dependencies:
-    lodash._arraycopy "^3.0.0"
-    lodash._basevalues "^3.0.0"
-    lodash.keys "^3.0.0"
-
-lodash@^4.17.4, lodash@^4.3.0:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+    js-tokens "^3.0.0 || ^4.0.0"
 
 lru-cache@^4.0.1:
   version "4.1.3"
@@ -633,6 +924,13 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
+mem@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/mem/-/mem-1.1.0.tgz#5edd52b485ca1d900fe64895505399a0dfa45f76"
+  integrity sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=
+  dependencies:
+    mimic-fn "^1.0.0"
+
 mimic-fn@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
@@ -694,6 +992,28 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
+normalize-package-data@^2.3.2:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/normalize-package-data/-/normalize-package-data-2.4.0.tgz#12f95a307d58352075a04907b84ac8be98ac012f"
+  integrity sha512-9jjUFbTPfEy3R/ad/2oNbKtW9Hgovl5O1FvFWKkKblNXoN/Oou6+9+KKohPK13Yc3/TyunyWhJp6gvRNR/PPAw==
+  dependencies:
+    hosted-git-info "^2.1.4"
+    is-builtin-module "^1.0.0"
+    semver "2 || 3 || 4 || 5"
+    validate-npm-package-license "^3.0.1"
+
+npm-run-path@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/npm-run-path/-/npm-run-path-2.0.2.tgz#35a9232dfa35d7067b4cb2ddf2357b1871536c5f"
+  integrity sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=
+  dependencies:
+    path-key "^2.0.0"
+
+number-is-nan@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/number-is-nan/-/number-is-nan-1.0.1.tgz#097b602b53422a522c1afb8790318336941a011d"
+  integrity sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=
+
 object-assign@^4.0.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
@@ -704,6 +1024,10 @@ once@^1.3.0:
   dependencies:
     wrappy "1"
 
+one-time@0.0.4:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/one-time/-/one-time-0.0.4.tgz#f8cdf77884826fe4dff93e3a9cc37b1e4480742e"
+
 onetime@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/onetime/-/onetime-2.0.1.tgz#067428230fd67443b2794b22bba528b6867962d4"
@@ -721,10 +1045,55 @@ optionator@^0.8.2:
     type-check "~0.3.2"
     wordwrap "~1.0.0"
 
+os-locale@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-2.1.0.tgz#42bc2900a6b5b8bd17376c8e882b65afccf24bf2"
+  integrity sha512-3sslG3zJbEYcaC4YVAvDorjGxc7tv6KVATnLPZONiljsUncvihe9BQoVCEs0RZ1kmf4Hk9OBqlZfJZWI4GanKA==
+  dependencies:
+    execa "^0.7.0"
+    lcid "^1.0.0"
+    mem "^1.1.0"
+
 os-tmpdir@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
 
+p-finally@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/p-finally/-/p-finally-1.0.0.tgz#3fbcfb15b899a44123b34b6dcc18b724336a2cae"
+  integrity sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=
+
+p-limit@^1.1.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.3.0.tgz#b86bd5f0c25690911c7590fcbfc2010d54b3ccb8"
+  integrity sha512-vvcXsLAJ9Dr5rQOPk7toZQZJApBl2K4J6dANSsEuh6QI41JYcsS/qhTGa9ErIUUgK3WNQoJYvylxvjqmiqEA9Q==
+  dependencies:
+    p-try "^1.0.0"
+
+p-locate@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-2.0.0.tgz#20a0103b222a70c8fd39cc2e580680f3dde5ec43"
+  integrity sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=
+  dependencies:
+    p-limit "^1.1.0"
+
+p-try@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/p-try/-/p-try-1.0.0.tgz#cbc79cdbaf8fd4228e13f621f2b1a237c1b207b3"
+  integrity sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M=
+
+parse-json@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/parse-json/-/parse-json-2.2.0.tgz#f480f40434ef80741f8469099f8dea18f55a4dc9"
+  integrity sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=
+  dependencies:
+    error-ex "^1.2.0"
+
+path-exists@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-3.0.0.tgz#ce0ebeaa5f78cb18925ea7d810d7b59b010fd515"
+  integrity sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=
+
 path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
@@ -733,6 +1102,18 @@ path-is-inside@^1.0.1, path-is-inside@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/path-is-inside/-/path-is-inside-1.0.2.tgz#365417dede44430d1c11af61027facf074bdfc53"
 
+path-key@^2.0.0:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/path-key/-/path-key-2.0.1.tgz#411cadb574c5a140d3a4b1910d40d80cc9f40b40"
+  integrity sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=
+
+path-type@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/path-type/-/path-type-2.0.0.tgz#f012ccb8415b7096fc2daa1054c3d72389594c73"
+  integrity sha1-8BLMuEFbcJb8LaoQVMPXI4lZTHM=
+  dependencies:
+    pify "^2.0.0"
+
 pify@^2.0.0:
   version "2.3.0"
   resolved "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
@@ -755,6 +1136,11 @@ prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
 
+prettier@^1.15.3:
+  version "1.15.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.3.tgz#1feaac5bdd181237b54dbe65d874e02a1472786a"
+  integrity sha512-gAU9AGAPMaKb3NNSUUuhhFAS7SCO4ALTN4nRIn6PJ075Qd28Yn2Ig2ahEJWdJwJmlEBTUfC7mMUSFy8MwsOCfg==
+
 process-nextick-args@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.0.tgz#a37d732f4271b4ab1ad070d35508e8290788ffaa"
@@ -773,7 +1159,24 @@ pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
-readable-stream@^2.2.2:
+read-pkg-up@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-2.0.0.tgz#6b72a8048984e0c41e79510fd5e9fa99b3b549be"
+  integrity sha1-a3KoBImE4MQeeVEP1en6mbO1Sb4=
+  dependencies:
+    find-up "^2.0.0"
+    read-pkg "^2.0.0"
+
+read-pkg@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-2.0.0.tgz#8ef1c0623c6a6db0dc6713c4bfac46332b2368f8"
+  integrity sha1-jvHAYjxqbbDcZxPEv6xGMysjaPg=
+  dependencies:
+    load-json-file "^2.0.0"
+    normalize-package-data "^2.3.2"
+    path-type "^2.0.0"
+
+readable-stream@^2.2.2, readable-stream@^2.3.6:
   version "2.3.6"
   resolved "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   dependencies:
@@ -785,10 +1188,30 @@ readable-stream@^2.2.2:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+regenerator-runtime@^0.11.0:
+  version "0.11.1"
+  resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz#be05ad7f9bf7d22e056f9726cee5017fbf19e2e9"
+  integrity sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==
+
 regexpp@^1.0.1:
   version "1.1.0"
   resolved "http://registry.npmjs.org/regexpp/-/regexpp-1.1.0.tgz#0e3516dd0b7904f413d2d4193dce4618c3a689ab"
 
+require-directory@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
+  integrity sha1-jGStX9MNqxyXbiNE/+f3kqam30I=
+
+require-main-filename@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
+  integrity sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=
+
+require-package-name@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/require-package-name/-/require-package-name-2.0.1.tgz#c11e97276b65b8e2923f75dabf5fb2ef0c3841b9"
+  integrity sha1-wR6XJ2tluOKSP3Xav1+y7ww4Qbk=
+
 require-uncached@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/require-uncached/-/require-uncached-1.0.3.tgz#4e0d56d6c9662fd31e43011c4b95aa49955421d3"
@@ -837,10 +1260,15 @@ safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
 
-semver@^5.3.0:
+"semver@2 || 3 || 4 || 5", semver@^5.3.0:
   version "5.6.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
 
+set-blocking@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
+  integrity sha1-BF+XgtARrppoA93TgrJDkrPYkPc=
+
 shebang-command@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
@@ -851,16 +1279,49 @@ shebang-regex@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
 
-signal-exit@^3.0.2:
+signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
 
+simple-swizzle@^0.2.2:
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/simple-swizzle/-/simple-swizzle-0.2.2.tgz#a4da6b635ffcccca33f70d17cb92592de95e557a"
+  integrity sha1-pNprY1/8zMoz9w0Xy5JZLeleVXo=
+  dependencies:
+    is-arrayish "^0.3.1"
+
 slice-ansi@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-1.0.0.tgz#044f1a49d8842ff307aad6b505ed178bd950134d"
   dependencies:
     is-fullwidth-code-point "^2.0.0"
 
+spdx-correct@^3.0.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-3.1.0.tgz#fb83e504445268f154b074e218c87c003cd31df4"
+  integrity sha512-lr2EZCctC2BNR7j7WzJ2FpDznxky1sjfxvvYEyzxNyb6lZXHODmEoJeFu4JupYlkfha1KZpJyoqiJ7pgA1qq8Q==
+  dependencies:
+    spdx-expression-parse "^3.0.0"
+    spdx-license-ids "^3.0.0"
+
+spdx-exceptions@^2.1.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/spdx-exceptions/-/spdx-exceptions-2.2.0.tgz#2ea450aee74f2a89bfb94519c07fcd6f41322977"
+  integrity sha512-2XQACfElKi9SlVb1CYadKDXvoajPgBVPn/gOQLrTvHdElaVhr7ZEbqJaRnJLVNeaI4cMEAgVCeBMKF6MWRDCRA==
+
+spdx-expression-parse@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz#99e119b7a5da00e05491c9fa338b7904823b41d0"
+  integrity sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==
+  dependencies:
+    spdx-exceptions "^2.1.0"
+    spdx-license-ids "^3.0.0"
+
+spdx-license-ids@^3.0.0:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.3.tgz#81c0ce8f21474756148bbb5f3bfc0f36bf15d76e"
+  integrity sha512-uBIcIl3Ih6Phe3XHK1NqboJLdGfwr1UN3k6wSD1dZpmPsIkb8AGNbZYJ1fOBk834+Gxy8rpfDxrS6XLEMZMY2g==
+
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
@@ -869,7 +1330,16 @@ stack-trace@0.0.x:
   version "0.0.10"
   resolved "https://registry.yarnpkg.com/stack-trace/-/stack-trace-0.0.10.tgz#547c70b347e8d32b4e108ea1a2a159e5fdde19c0"
 
-string-width@^2.1.0, string-width@^2.1.1:
+string-width@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
+  integrity sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=
+  dependencies:
+    code-point-at "^1.0.0"
+    is-fullwidth-code-point "^1.0.0"
+    strip-ansi "^3.0.0"
+
+string-width@^2.0.0, string-width@^2.1.0, string-width@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
   dependencies:
@@ -882,7 +1352,7 @@ string_decoder@~1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
-strip-ansi@^3.0.0:
+strip-ansi@^3.0.0, strip-ansi@^3.0.1:
   version "3.0.1"
   resolved "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz#6a385fb8853d952d5ff05d0e8aaf94278dc63dcf"
   dependencies:
@@ -894,6 +1364,16 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-bom@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
+  integrity sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=
+
+strip-eof@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/strip-eof/-/strip-eof-1.0.0.tgz#bb43ff5598a6eb05d89b59fcd129c983313606bf"
+  integrity sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=
+
 strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
@@ -931,6 +1411,11 @@ tdigest@^0.1.1:
   dependencies:
     bintrees "1.0.1"
 
+text-hex@1.0.x:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/text-hex/-/text-hex-1.0.0.tgz#69dc9c1b17446ee79a92bf5b884bb4b9127506f5"
+  integrity sha512-uuVGNWzgJ4yhRaNSiubPY7OjISw4sw4E5Uv0wbjp+OzcbmVU/rsT8ujgcXJhn9ypzsgr5vlzpPqP+MBBKcGvbg==
+
 text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -945,6 +1430,20 @@ tmp@^0.0.33:
   dependencies:
     os-tmpdir "~1.0.2"
 
+to-fast-properties@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.3.tgz#b83571fa4d8c25b82e231b06e3a3055de4ca1a47"
+  integrity sha1-uDVx+k2MJbguIxsG46MFXeTKGkc=
+
+triple-beam@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/triple-beam/-/triple-beam-1.2.0.tgz#8b5c1f3d491229bf6ddcf721c0ba84cef5ab51fa"
+
+triple-beam@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/triple-beam/-/triple-beam-1.3.0.tgz#a595214c7298db8339eeeee083e4d10bd8cb8dd9"
+  integrity sha512-XrHUvV5HpdLmIj4uVMxHggLbFSZYIn7HEWsqePZcI50pco+MPqJ50wMGY794X7AOOhxOBAjbkqfAbEe/QMp2Lw==
+
 type-check@~0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
@@ -975,36 +1474,79 @@ util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
 
+validate-npm-package-license@^3.0.1:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz#fc91f6b9c7ba15c857f4cb2c5defeec39d4f410a"
+  integrity sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==
+  dependencies:
+    spdx-correct "^3.0.0"
+    spdx-expression-parse "^3.0.0"
+
+walkdir@0.0.11:
+  version "0.0.11"
+  resolved "https://registry.yarnpkg.com/walkdir/-/walkdir-0.0.11.tgz#a16d025eb931bd03b52f308caed0f40fcebe9532"
+  integrity sha1-oW0CXrkxvQO1LzCMrtD0D86+lTI=
+
+which-module@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
+  integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
+
 which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
   dependencies:
     isexe "^2.0.0"
 
-winston-syslog@^1.0.0:
-  version "1.2.6"
-  resolved "https://registry.yarnpkg.com/winston-syslog/-/winston-syslog-1.2.6.tgz#4e7990ed0a9f1932187ddd6ec9e038357980961f"
+winston-syslog@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/winston-syslog/-/winston-syslog-2.0.0.tgz#e41330ecffe37c1971e5d1144eff9ace32d5ba2c"
+  integrity sha512-20915SaP9DzXoY9gcb9Efyj+mKz4marNKadryDfgF3BwV2eqloN9drFa71P/+28hW61foUiLfRPeeVauwuimzQ==
   dependencies:
     cycle "~1.0.3"
     glossy "0.x.x"
   optionalDependencies:
     unix-dgram "~0.2.1"
 
-winston@^2.4.0:
-  version "2.4.4"
-  resolved "https://registry.yarnpkg.com/winston/-/winston-2.4.4.tgz#a01e4d1d0a103cf4eada6fc1f886b3110d71c34b"
+winston-transport@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/winston-transport/-/winston-transport-3.2.1.tgz#5b79b294096b1a18bfe502e769491553a2cb1042"
+
+winston-transport@^4.2.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/winston-transport/-/winston-transport-4.3.0.tgz#df68c0c202482c448d9b47313c07304c2d7c2c66"
+  integrity sha512-B2wPuwUi3vhzn/51Uukcao4dIduEiPOcOt9HJ3QeaXgkJ5Z7UwpBzxS4ZGNHtrxrUvTwemsQiSys0ihOf8Mp1A==
   dependencies:
-    async "~1.0.0"
-    colors "1.0.x"
-    cycle "1.0.x"
-    eyes "0.1.x"
-    isstream "0.1.x"
+    readable-stream "^2.3.6"
+    triple-beam "^1.2.0"
+
+winston@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/winston/-/winston-3.1.0.tgz#80724376aef164e024f316100d5b178d78ac5331"
+  integrity sha512-FsQfEE+8YIEeuZEYhHDk5cILo1HOcWkGwvoidLrDgPog0r4bser1lEIOco2dN9zpDJ1M88hfDgZvxe5z4xNcwg==
+  dependencies:
+    async "^2.6.0"
+    diagnostics "^1.1.1"
+    is-stream "^1.1.0"
+    logform "^1.9.1"
+    one-time "0.0.4"
+    readable-stream "^2.3.6"
     stack-trace "0.0.x"
+    triple-beam "^1.3.0"
+    winston-transport "^4.2.0"
 
 wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
+wrap-ansi@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
+  integrity sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=
+  dependencies:
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
@@ -1015,6 +1557,37 @@ write@^0.2.1:
   dependencies:
     mkdirp "^0.5.1"
 
+y18n@^3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
+  integrity sha1-bRX7qITAhnnA136I53WegR4H+kE=
+
 yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
+
+yargs-parser@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-7.0.0.tgz#8d0ac42f16ea55debd332caf4c4038b3e3f5dfd9"
+  integrity sha1-jQrELxbqVd69MyyvTEA4s+P139k=
+  dependencies:
+    camelcase "^4.1.0"
+
+yargs@^8.0.2:
+  version "8.0.2"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-8.0.2.tgz#6299a9055b1cefc969ff7e79c1d918dceb22c360"
+  integrity sha1-YpmpBVsc78lp/355wdkY3Osiw2A=
+  dependencies:
+    camelcase "^4.1.0"
+    cliui "^3.2.0"
+    decamelize "^1.1.1"
+    get-caller-file "^1.0.1"
+    os-locale "^2.0.0"
+    read-pkg-up "^2.0.0"
+    require-directory "^2.1.1"
+    require-main-filename "^1.0.1"
+    set-blocking "^2.0.0"
+    string-width "^2.0.0"
+    which-module "^2.0.0"
+    y18n "^3.2.1"
+    yargs-parser "^7.0.0"