diff --git a/package-lock.json b/package-lock.json
index d97a100..d5a93cc 100644
--- a/package-lock.json
+++ b/package-lock.json
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-			"integrity": "sha1-BHpEl4n6Fg0Bj1SG7ZEyC27HiFw="
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-					"integrity": "sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs="
+				"rimraf": {
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@@ -1948,6 +2020,14 @@
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@@ -2239,6 +2319,103 @@
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+					"requires": {
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+					}
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+					"version": "4.0.0",
+					"resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-4.0.0.tgz",
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+						"resolve-dir": "^1.0.1"
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+					"resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.3.tgz",
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+					"requires": {
+						"is-extglob": "^2.1.1"
+					}
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+				"is-number": {
+					"version": "7.0.0",
+					"resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+					"integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng=="
+				},
+				"micromatch": {
+					"version": "4.0.5",
+					"resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.5.tgz",
+					"integrity": "sha512-DMy+ERcEW2q8Z2Po+WNXuw3c5YaUSFjAO5GsJqfEl7UjvtIuFKO6ZrKvcItdy98dwFI2N1tg3zNIdKaQT+aNdA==",
+					"requires": {
+						"braces": "^3.0.2",
+						"picomatch": "^2.3.1"
+					}
+				},
+				"path-parse": {
+					"version": "1.0.7",
+					"resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+					"integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw=="
+				},
+				"rechoir": {
+					"version": "0.7.1",
+					"resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.7.1.tgz",
+					"integrity": "sha512-/njmZ8s1wVeR6pjTZ+0nCnv8SpZNRMT2D1RLOJQESlYFDBvwpTA4KWJpZ+sBJ4+vhjILRcK7JIFdGCdxEAAitg==",
+					"requires": {
+						"resolve": "^1.9.0"
+					}
+				},
+				"resolve": {
+					"version": "1.22.0",
+					"resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.0.tgz",
+					"integrity": "sha512-Hhtrw0nLeSrFQ7phPp4OOcVjLPIeMnRlr5mcnVuMe7M/7eBn98A3hmFRLoFo3DLZkivSYwhRUJTyPyWAk56WLw==",
+					"requires": {
+						"is-core-module": "^2.8.1",
+						"path-parse": "^1.0.7",
+						"supports-preserve-symlinks-flag": "^1.0.0"
+					}
+				},
+				"to-regex-range": {
+					"version": "5.0.1",
+					"resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+					"integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+					"requires": {
+						"is-number": "^7.0.0"
+					}
+				}
+			}
+		},
 		"livereload-js": {
 			"version": "2.4.0",
 			"resolved": "https://registry.npmjs.org/livereload-js/-/livereload-js-2.4.0.tgz",
@@ -2877,6 +3054,11 @@
 			"resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
 			"integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
 		},
+		"picomatch": {
+			"version": "2.3.1",
+			"resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
+			"integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA=="
+		},
 		"pify": {
 			"version": "2.3.0",
 			"resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
@@ -4551,6 +4733,11 @@
 				"has-flag": "^3.0.0"
 			}
 		},
+		"supports-preserve-symlinks-flag": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
+			"integrity": "sha512-ot0WnXS9fgdkgIcePe6RHNk1WA8+muPa6cSjeR3V8K27q9BB1rTE3R1p7Hv0z1ZyAc8s6Vvv8DIyWf681MAt0w=="
+		},
 		"svgo": {
 			"version": "1.3.2",
 			"resolved": "https://registry.npmjs.org/svgo/-/svgo-1.3.2.tgz",
@@ -4695,11 +4882,11 @@
 			"integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo="
 		},
 		"underscore.string": {
-			"version": "3.3.5",
-			"resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.5.tgz",
-			"integrity": "sha512-g+dpmgn+XBneLmXXo+sGlW5xQEt4ErkS3mgeN2GFbremYeMBSJKr9Wf2KJplQVaiPY/f7FN6atosWYNm9ovrYg==",
+			"version": "3.3.6",
+			"resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.6.tgz",
+			"integrity": "sha512-VoC83HWXmCrF6rgkyxS9GHv8W9Q5nhMKho+OadDJGzL2oDYbYEppBaCMH6pFlwLeqj2QS+hhkw2kpXkSdD1JxQ==",
 			"requires": {
-				"sprintf-js": "^1.0.3",
+				"sprintf-js": "^1.1.1",
 				"util-deprecate": "^1.0.2"
 			}
 		},
diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index bf0d5d7..185f5cb
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
 		"autoprefixer": "^9.7.3",
 		"bootstrap": "^4.4.1",
 		"cssnano": "^4.1.10",
-		"grunt": "^1.0.4",
+		"grunt": "^1.5.3",
 		"grunt-cli": "^1.3.2",
 		"grunt-contrib-copy": "^1.0.0",
 		"grunt-contrib-uglify": "^4.0.1",