diff --git a/Gruntfile.js b/Gruntfile.js
index 2ed64e8..8a56f7d 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -253,7 +253,6 @@ module.exports = function(grunt) {
   grunt.loadNpmTasks('grunt-contrib-jshint');
   grunt.loadNpmTasks('grunt-contrib-clean');
   grunt.loadNpmTasks('grunt-contrib-copy');
-  grunt.loadNpmTasks('grunt-contrib-nodeunit');
   grunt.loadNpmTasks('grunt-contrib-internal');
   grunt.loadNpmTasks('grunt-run');
 
diff --git a/package-lock.json b/package-lock.json
index 48cf3de..b027769 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1331,12 +1331,16 @@
     "ansi-regex": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+      "dev": true
     },
     "ansi-styles": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
-      "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4="
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "requires": {
+        "color-convert": "^2.0.1"
+      }
     },
     "anymatch": {
       "version": "3.1.1",
@@ -1869,15 +1873,12 @@
       "dev": true
     },
     "chalk": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
-      "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.0.tgz",
+      "integrity": "sha512-qwx12AxXe2Q5xQ43Ac//I6v5aXTipYrSESdOgzrN+9XjgEpyjpKuvSGaN4qE93f7TQTlerQQ8S+EQ0EyDoVL1A==",
       "requires": {
-        "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"
+        "ansi-styles": "^4.1.0",
+        "supports-color": "^7.1.0"
       }
     },
     "char-regex": {
@@ -1963,7 +1964,6 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
       "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
-      "dev": true,
       "requires": {
         "color-name": "~1.1.4"
       }
@@ -1971,8 +1971,7 @@
     "color-name": {
       "version": "1.1.4",
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
-      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
-      "dev": true
+      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
     },
     "colors": {
       "version": "1.1.2",
@@ -2217,19 +2216,25 @@
       "dev": true
     },
     "dom-serializer": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.1.tgz",
-      "integrity": "sha512-l0IU0pPzLWSHBcieZbpOKgkIn3ts3vAh7ZuFyXNwJxJXk/c4Gwj9xaTJwIDVQCXawWD0qb3IzMGH5rglQaO0XA==",
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.2.2.tgz",
+      "integrity": "sha512-2/xPb3ORsQ42nHYiSunXkDjPLBaEj/xTwUO4B7XCZQTRk7EBtTOPaygh10YAAh2OI1Qrp6NWfpAhzswj0ydt9g==",
       "dev": true,
       "requires": {
-        "domelementtype": "^1.3.0",
-        "entities": "^1.1.1"
+        "domelementtype": "^2.0.1",
+        "entities": "^2.0.0"
       },
       "dependencies": {
+        "domelementtype": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-2.1.0.tgz",
+          "integrity": "sha512-LsTgx/L5VpD+Q8lmsXSHW2WpA+eBlZ9HPf3erD1IoPF00/3JKHZ3BknUVA2QGDNu69ZNmyFmCWBSO45XjYKC5w==",
+          "dev": true
+        },
         "entities": {
-          "version": "1.1.2",
-          "resolved": "https://registry.npmjs.org/entities/-/entities-1.1.2.tgz",
-          "integrity": "sha512-f2LZMYl1Fzu7YSBKg+RoROelpOaNrcGmE9AZubeDfrCEia483oW4MI4VyFd5VNHIgQ/7qm1I0wUHK1eJnn2y2w==",
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
+          "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w==",
           "dev": true
         }
       }
@@ -2318,7 +2323,8 @@
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
+      "dev": true
     },
     "escodegen": {
       "version": "1.14.3",
@@ -2980,6 +2986,33 @@
       "requires": {
         "chalk": "^1.1.1",
         "file-sync-cmp": "^0.1.0"
+      },
+      "dependencies": {
+        "ansi-styles": {
+          "version": "2.2.1",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
+          "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
+          "dev": true
+        },
+        "chalk": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
+          "dev": true,
+          "requires": {
+            "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"
+          }
+        },
+        "supports-color": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
+          "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
+          "dev": true
+        }
       }
     },
     "grunt-contrib-internal": {
@@ -2992,14 +3025,14 @@
       }
     },
     "grunt-contrib-jshint": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/grunt-contrib-jshint/-/grunt-contrib-jshint-1.1.0.tgz",
-      "integrity": "sha1-Np2QmyWTxA6L55lAshNAhQx5Oaw=",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/grunt-contrib-jshint/-/grunt-contrib-jshint-3.0.0.tgz",
+      "integrity": "sha512-o0V3HNK54+w2Lss/AP0LsAUCEmPDQIcgsDFvTy0sE8sdPXq/8vHdNdMEitK9Wcfoq7H6v02v6soiiwJ0wavT7A==",
       "dev": true,
       "requires": {
-        "chalk": "^1.1.1",
+        "chalk": "^4.1.0",
         "hooker": "^0.2.3",
-        "jshint": "~2.9.4"
+        "jshint": "~2.12.0"
       }
     },
     "grunt-known-options": {
@@ -3141,6 +3174,7 @@
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
       "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
+      "dev": true,
       "requires": {
         "ansi-regex": "^2.0.0"
       }
@@ -3148,8 +3182,7 @@
     "has-flag": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-      "dev": true
+      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ=="
     },
     "has-value": {
       "version": "1.0.0",
@@ -5215,27 +5248,19 @@
       "dev": true
     },
     "jshint": {
-      "version": "2.9.7",
-      "resolved": "https://registry.npmjs.org/jshint/-/jshint-2.9.7.tgz",
-      "integrity": "sha512-Q8XN38hGsVQhdlM+4gd1Xl7OB1VieSuCJf+fEJjpo59JH99bVJhXRXAh26qQ15wfdd1VPMuDWNeSWoNl53T4YA==",
+      "version": "2.12.0",
+      "resolved": "https://registry.npmjs.org/jshint/-/jshint-2.12.0.tgz",
+      "integrity": "sha512-TwuuaUDmra0JMkuqvqy+WGo2xGHSNjv1BA1nTIgtH2K5z1jHuAEeAgp7laaR+hLRmajRjcrM71+vByBDanCyYA==",
       "dev": true,
       "requires": {
         "cli": "~1.0.0",
         "console-browserify": "1.1.x",
         "exit": "0.1.x",
         "htmlparser2": "3.8.x",
-        "lodash": "~4.17.10",
+        "lodash": "~4.17.19",
         "minimatch": "~3.0.2",
         "shelljs": "0.3.x",
         "strip-json-comments": "1.0.x"
-      },
-      "dependencies": {
-        "strip-json-comments": {
-          "version": "1.0.4",
-          "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-1.0.4.tgz",
-          "integrity": "sha1-HhX7ysl9Pumb8tc7TGVrCCu6+5E=",
-          "dev": true
-        }
       }
     },
     "json-parse-even-better-errors": {
@@ -6585,9 +6610,9 @@
       "dev": true
     },
     "stream-buffers": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/stream-buffers/-/stream-buffers-2.2.0.tgz",
-      "integrity": "sha1-kdX1Ew0c75bc+n9yaUUYh0HQnuQ="
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/stream-buffers/-/stream-buffers-3.0.2.tgz",
+      "integrity": "sha512-DQi1h8VEBA/lURbSwFtEHnSTb9s2/pwLEaFuNhXwy1Dx3Sa0lOuYT2yNUr4/j2fs8oCAMANtrZ5OrPZtyVs3MQ=="
     },
     "string-length": {
       "version": "4.0.1",
@@ -6662,6 +6687,7 @@
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+      "dev": true,
       "requires": {
         "ansi-regex": "^2.0.0"
       }
@@ -6678,10 +6704,19 @@
       "integrity": "sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA==",
       "dev": true
     },
+    "strip-json-comments": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-1.0.4.tgz",
+      "integrity": "sha1-HhX7ysl9Pumb8tc7TGVrCCu6+5E=",
+      "dev": true
+    },
     "supports-color": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
-      "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc="
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
+      "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+      "requires": {
+        "has-flag": "^4.0.0"
+      }
     },
     "supports-hyperlinks": {
       "version": "2.1.0",
diff --git a/package.json b/package.json
index f08ca54..8716ce0 100644
--- a/package.json
+++ b/package.json
@@ -18,17 +18,17 @@
   "dependencies": {
     "adm-zip": "^0.5.1",
     "archiver": "^1.3.0",
-    "chalk": "^1.1.1",
+    "chalk": "^4.1.0",
     "lodash": "^4.17.20",
     "pretty-bytes": "^5.4.1",
-    "stream-buffers": "^2.1.0"
+    "stream-buffers": "^3.0.2"
   },
   "devDependencies": {
     "grunt": "^1.3.0",
     "grunt-contrib-clean": "^2.0.0",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-internal": "^5.0.1",
-    "grunt-contrib-jshint": "^1.0.0",
+    "grunt-contrib-jshint": "^3.0.0",
     "grunt-run": "^0.8.1",
     "jest": "^26.6.3",
     "tar": "^6.0.5"