diff --git a/package-lock.json b/package-lock.json
index 49cac6f..dc8c817 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
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         "grunt-cli": "^0.1.13",
         "grunt-contrib-concat": "^0.5.0",
-        "grunt-contrib-watch": "^0.6.1",
+        "grunt-contrib-watch": "^1.1.0",
         "jquery": "^2.2.4",
         "karma": "^6.4.0",
         "karma-chrome-launcher": "^3.1.1",
@@ -237,6 +237,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -396,6 +397,18 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
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+    "node_modules/body": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/body/-/body-5.1.0.tgz",
+      "integrity": "sha512-chUsBxGRtuElD6fmw1gHLpvnKdVLK302peeFa9ZqAEk8TyzZ3fygLyUEDDPTJvL9+Bor0dIwn6ePOsRM2y0zQQ==",
+      "dev": true,
+      "dependencies": {
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+        "error": "^7.0.0",
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+        "safe-json-parse": "~1.0.1"
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       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.4.tgz",
@@ -451,6 +464,27 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/body/node_modules/bytes": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-1.0.0.tgz",
+      "integrity": "sha512-/x68VkHLeTl3/Ll8IvxdwzhrT+IyKc52e/oyHhA2RwqPqswSnjVbSddfPRwAsJtbilMAPSRWwAlpxdYsSWOTKQ==",
+      "dev": true
+    },
+    "node_modules/body/node_modules/raw-body": {
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-1.1.7.tgz",
+      "integrity": "sha512-WmJJU2e9Y6M5UzTOkHaM7xJGAPQD8PNzx3bAd2+uhZAim6wDk6dAZxPVYLF67XhbR4hmKGh33Lpmh4XWrCH5Mg==",
+      "deprecated": "No longer maintained. Please upgrade to a stable version.",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "string_decoder": "0.10"
+      },
+      "engines": {
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       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
@@ -768,6 +802,12 @@
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+    "node_modules/continuable-cache": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/continuable-cache/-/continuable-cache-0.3.1.tgz",
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+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.7.2.tgz",
@@ -1062,6 +1102,15 @@
         "node": ">= 0.4"
       }
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+    "node_modules/error": {
+      "version": "7.2.1",
+      "resolved": "https://registry.npmjs.org/error/-/error-7.2.1.tgz",
+      "integrity": "sha512-fo9HBvWnx3NGUKMvMwB/CBCMMrfEJgbDTVDEkPygA3Bdd3lM1OyCd+rbQ8BwnpF6GdVeOLDNmyL4N5Bg80ZvdA==",
+      "dev": true,
+      "dependencies": {
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       "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.1.tgz",
@@ -1132,6 +1181,7 @@
       "deprecated": "This version is no longer supported. Please see https://eslint.org/version-support for other options.",
       "dev": true,
       "license": "MIT",
+      "peer": true,
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@@ -1351,10 +1401,14 @@
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-      "resolved": "https://registry.npmjs.org/faye-websocket/-/faye-websocket-0.4.4.tgz",
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+      "version": "0.10.0",
+      "resolved": "https://registry.npmjs.org/faye-websocket/-/faye-websocket-0.10.0.tgz",
+      "integrity": "sha512-Xhj93RXbMSq8urNCUq4p9l0P6hnySJ/7YNRhYNug0bLOuii7pKO7xQFb5mx9xZXWCar88pLPb805PvUkwrLZpQ==",
       "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "websocket-driver": ">=0.5.1"
+      },
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@@ -1619,15 +1673,16 @@
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-      "resolved": "https://registry.npmjs.org/gaze/-/gaze-0.5.2.tgz",
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+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/gaze/-/gaze-1.1.3.tgz",
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+      "license": "MIT",
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-        "globule": "~0.1.0"
+        "globule": "^1.0.0"
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-        "node": ">= 0.8.0"
+        "node": ">= 4.0.0"
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@@ -1749,40 +1804,64 @@
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-      "resolved": "https://registry.npmjs.org/globule/-/globule-0.1.0.tgz",
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+      "resolved": "https://registry.npmjs.org/globule/-/globule-1.3.4.tgz",
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+      "license": "MIT",
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-        "glob": "~3.1.21",
-        "lodash": "~1.0.1",
-        "minimatch": "~0.2.11"
+        "glob": "~7.1.1",
+        "lodash": "^4.17.21",
+        "minimatch": "~3.0.2"
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-        "node": ">= 0.8.0"
+        "node": ">= 0.10"
+      }
+    },
+    "node_modules/globule/node_modules/glob": {
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+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
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+      "deprecated": "Glob versions prior to v9 are no longer supported",
+      "dev": true,
+      "license": "ISC",
+      "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"
+      },
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+        "node": "*"
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+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
       }
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+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "dev": true,
+      "license": "ISC"
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-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-1.0.2.tgz",
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+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
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       "dev": true,
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-        "rhino"
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-      "deprecated": "Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue",
+      "version": "3.0.8",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.8.tgz",
+      "integrity": "sha512-6FsRAQsxQ61mw+qP1ZzbL9Bc78x2p5OqNgNpnoAFLTrX8n5Kxph0CsnhmKKNXTWjXqU5L0pGPR7hYk+XWZr60Q==",
       "dev": true,
-      "license": "MIT",
+      "license": "ISC",
       "dependencies": {
-        "lru-cache": "2",
-        "sigmund": "~1.0.0"
+        "brace-expansion": "^1.1.7"
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@@ -1960,38 +2039,36 @@
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-      "resolved": "https://registry.npmjs.org/grunt-contrib-watch/-/grunt-contrib-watch-0.6.1.tgz",
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+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/grunt-contrib-watch/-/grunt-contrib-watch-1.1.0.tgz",
+      "integrity": "sha512-yGweN+0DW5yM+oo58fRu/XIRrPcn3r4tQx+nL7eMRwjpvk+rQY6R8o94BPK0i2UhTg9FN21hS+m8vR8v9vXfeg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "async": "~0.2.9",
-        "gaze": "~0.5.1",
-        "lodash": "~2.4.1",
-        "tiny-lr-fork": "0.0.5"
+        "async": "^2.6.0",
+        "gaze": "^1.1.0",
+        "lodash": "^4.17.10",
+        "tiny-lr": "^1.1.1"
       },
       "engines": {
-        "node": ">= 0.8.0"
-      },
-      "peerDependencies": {
-        "grunt": "~0.4.0"
+        "node": ">=0.10.0"
       }
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     "node_modules/grunt-contrib-watch/node_modules/async": {
-      "version": "0.2.10",
-      "resolved": "https://registry.npmjs.org/async/-/async-0.2.10.tgz",
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-      "dev": true
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "lodash": "^4.17.14"
+      }
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     "node_modules/grunt-contrib-watch/node_modules/lodash": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
-      "integrity": "sha512-Kak1hi6/hYHGVPmdyiZijoQyz5x2iGVzs6w9GYB/HiXEtylY7tIoYEROMjvM1d9nXJqPOrG2MNPMn01bJ+S0Rw==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true,
-      "engines": [
-        "node",
-        "rhino"
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       "license": "MIT"
     },
     "node_modules/grunt-legacy-log": {
@@ -2301,6 +2378,13 @@
         "node": ">= 0.8"
       }
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+    "node_modules/http-parser-js": {
+      "version": "0.5.10",
+      "resolved": "https://registry.npmjs.org/http-parser-js/-/http-parser-js-0.5.10.tgz",
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+      "dev": true,
+      "license": "MIT"
+    },
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@@ -2738,6 +2822,13 @@
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       }
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+    "node_modules/livereload-js": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/livereload-js/-/livereload-js-2.4.0.tgz",
+      "integrity": "sha512-XPQH8Z2GDP/Hwz2PCDrh2mth4yFejwA1OZ/81Ti3LgKyhDcEjsSsqFWZojHG0va/duGd+WyosY7eXLDoOyqcPw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/locate-path": {
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       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -3056,28 +3147,6 @@
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-      "resolved": "https://registry.npmjs.org/noptify/-/noptify-0.0.3.tgz",
-      "integrity": "sha512-EZT35r9AuK+hig+iYv4144kwfDEDhlj3zncVHw9b9d86TUYk/67BtBApkfPD1kslAT/8TTD262xdsVbV+iCSTw==",
-      "dev": true,
-      "dependencies": {
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-      "resolved": "https://registry.npmjs.org/nopt/-/nopt-2.0.0.tgz",
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-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "abbrev": "1"
-      },
-      "bin": {
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@@ -3711,6 +3780,12 @@
       ],
       "license": "MIT"
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+    "node_modules/safe-json-parse": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/safe-json-parse/-/safe-json-parse-1.0.1.tgz",
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@@ -3994,6 +4069,19 @@
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+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
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+      "license": "MIT"
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@@ -4055,37 +4143,29 @@
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+    "node_modules/tiny-lr": {
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+      "resolved": "https://registry.npmjs.org/tiny-lr/-/tiny-lr-1.1.1.tgz",
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-        "faye-websocket": "~0.4.3",
-        "noptify": "~0.0.3",
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-      "dev": true,
-      "engines": {
-        "node": "*"
+        "body": "^5.1.0",
+        "debug": "^3.1.0",
+        "faye-websocket": "~0.10.0",
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+    "node_modules/tiny-lr/node_modules/debug": {
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-      "engines": {
-        "node": "*"
+      "license": "MIT",
+      "dependencies": {
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@@ -4290,6 +4370,31 @@
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       }
     },
+    "node_modules/websocket-driver": {
+      "version": "0.7.4",
+      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.4.tgz",
+      "integrity": "sha512-b17KeDIQVjvb0ssuSDF2cYXSg2iztliJ4B9WdsuB6J952qCPKmnVq4DyW5motImXHDC1cBT/1UezrJVsKw5zjg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "http-parser-js": ">=0.5.1",
+        "safe-buffer": ">=5.1.0",
+        "websocket-extensions": ">=0.1.1"
+      },
+      "engines": {
+        "node": ">=0.8.0"
+      }
+    },
+    "node_modules/websocket-extensions": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
+      "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=0.8.0"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
diff --git a/package.json b/package.json
index 1b7cfff..24548b7 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "grunt": "^0.4.5",
     "grunt-cli": "^0.1.13",
     "grunt-contrib-concat": "^0.5.0",
-    "grunt-contrib-watch": "^0.6.1",
+    "grunt-contrib-watch": "^1.1.0",
     "jquery": "^2.2.4",
     "karma": "^6.4.0",
     "karma-chrome-launcher": "^3.1.1",