diff --git a/gulpfile.js b/gulpfile.js
index 838fbdfeb..d1bfe23fd 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -10,7 +10,7 @@ var argv = require('yargs').argv,
     execSync = require('child_process').execSync,
     gulp = require('gulp'),
     rimraf = require('rimraf'),
-    sass = require('gulp-sass'),
+    sass = require('gulp-sass')(require('node-sass')),
     serve = require('gulp-serve'),
     sourcemaps = require('gulp-sourcemaps');
 
diff --git a/package-lock.json b/package-lock.json
index a552a27c5..c49070318 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,57 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@babel/code-frame": {
+      "version": "7.16.0",
+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.16.0.tgz",
+      "integrity": "sha512-IF4EOMEV+bfYwOmNxGzSnjR2EmQod7f1UXOpZM3l4i4o4QNwzjtJAu/HxdjHq0aYBvdqMuQEY1eg0nqW9ZPORA==",
+      "requires": {
+        "@babel/highlight": "^7.16.0"
+      }
+    },
+    "@babel/helper-validator-identifier": {
+      "version": "7.15.7",
+      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.15.7.tgz",
+      "integrity": "sha512-K4JvCtQqad9OY2+yTU8w+E82ywk/fe+ELNlt1G8z3bVGlZfn/hOcQQsUhGhW/N+tb3fxK800wLtKOE/aM0m72w=="
+    },
+    "@babel/highlight": {
+      "version": "7.16.0",
+      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.16.0.tgz",
+      "integrity": "sha512-t8MH41kUQylBtu2+4IQA3atqevA2lRgqA2wyVB/YiWmsDSuylZZuXOUy9ric30hfzauEFfdsuk/eXTRrGrfd0g==",
+      "requires": {
+        "@babel/helper-validator-identifier": "^7.15.7",
+        "chalk": "^2.0.0",
+        "js-tokens": "^4.0.0"
+      },
+      "dependencies": {
+        "ansi-styles": {
+          "version": "3.2.1",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
+          "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
+          "requires": {
+            "color-convert": "^1.9.0"
+          }
+        },
+        "chalk": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+          "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
+          "requires": {
+            "ansi-styles": "^3.2.1",
+            "escape-string-regexp": "^1.0.5",
+            "supports-color": "^5.3.0"
+          }
+        },
+        "supports-color": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        }
+      }
+    },
     "@fortawesome/fontawesome-free": {
       "version": "5.15.4",
       "resolved": "https://registry.npmjs.org/@fortawesome/fontawesome-free/-/fontawesome-free-5.15.4.tgz",
@@ -79,6 +130,16 @@
         "through2": "^2.0.3"
       }
     },
+    "@types/minimist": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/@types/minimist/-/minimist-1.2.2.tgz",
+      "integrity": "sha512-jhuKLIRrhvCPLqwPcx6INqmKeiA5EWrsCOPhrlFSrbrmU4ZMPjj5Ul/oLCMDO98XRUIwVm78xICz4EPCektzeQ=="
+    },
+    "@types/normalize-package-data": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/@types/normalize-package-data/-/normalize-package-data-2.4.1.tgz",
+      "integrity": "sha512-Gj7cI7z+98M282Tqmp2K5EIsoouUEzbBJhQQzDE3jSIRk6r9gsz0oUokqIUR4u1R3dMHo0pDHM7sNOHyhulypw=="
+    },
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -90,9 +151,9 @@
       "integrity": "sha512-XtGIhXwF8YM8bJhGxG5kXgjkEuNGLTkoYqVE+KMR+aspr4KGYmKYg7yUe3KghyQ9yheNwLnjmzh/7+gfDBmHCQ=="
     },
     "ajv": {
-      "version": "6.12.4",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.4.tgz",
-      "integrity": "sha512-eienB2c9qVQs2KWexhkrdMLVDoIQCz5KSeLxwg9Lzk4DOfBtIK9PQwwufcsn1jjGuf9WZmqPMbGxOzfcuphJCQ==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
@@ -169,9 +230,9 @@
       "integrity": "sha1-+cjBN1fMHde8N5rHeyxipcKGjEA="
     },
     "are-we-there-yet": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
-      "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
+      "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
       "requires": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -255,11 +316,6 @@
       "resolved": "https://registry.npmjs.org/array-each/-/array-each-1.0.1.tgz",
       "integrity": "sha1-p5SvDAWrF1KEbudTofIRoFugxE8="
     },
-    "array-find-index": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/array-find-index/-/array-find-index-1.0.2.tgz",
-      "integrity": "sha1-3wEKoSh+Fku9pvlyOwqWoexBh6E="
-    },
     "array-initial": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/array-initial/-/array-initial-1.1.0.tgz",
@@ -323,10 +379,15 @@
       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
       "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg="
     },
+    "arrify": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
+      "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0="
+    },
     "asn1": {
-      "version": "0.2.4",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
-      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
+      "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
       "requires": {
         "safer-buffer": "~2.1.0"
       }
@@ -386,16 +447,15 @@
       "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg=="
     },
     "autoprefixer": {
-      "version": "9.8.6",
-      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-9.8.6.tgz",
-      "integrity": "sha512-XrvP4VVHdRBCdX1S3WXVD8+RyG9qeb1D5Sn1DeLiG2xfSpzellk5k54xbUERJ3M5DggQxes39UGOTP8CFrEGbg==",
+      "version": "10.4.0",
+      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.0.tgz",
+      "integrity": "sha512-7FdJ1ONtwzV1G43GDD0kpVMn/qbiNqyOPMFTX5nRffI+7vgWoFEc6DcXOxHJxrWNDXrZh18eDsZjvZGUljSRGA==",
       "requires": {
-        "browserslist": "^4.12.0",
-        "caniuse-lite": "^1.0.30001109",
-        "colorette": "^1.2.1",
+        "browserslist": "^4.17.5",
+        "caniuse-lite": "^1.0.30001272",
+        "fraction.js": "^4.1.1",
         "normalize-range": "^0.1.2",
-        "num2fraction": "^1.2.2",
-        "postcss": "^7.0.32",
+        "picocolors": "^1.0.0",
         "postcss-value-parser": "^4.1.0"
       },
       "dependencies": {
@@ -412,9 +472,9 @@
       "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
     },
     "aws4": {
-      "version": "1.10.1",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.10.1.tgz",
-      "integrity": "sha512-zg7Hz2k5lI8kb7U32998pRRFin7zJlkfezGJjUc2heaD4Pw2wObakCDVzkKztTm/Ln7eiVvYsjqak0Ed4LkMDA=="
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.11.0.tgz",
+      "integrity": "sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA=="
     },
     "bach": {
       "version": "1.2.0",
@@ -514,14 +574,6 @@
         "file-uri-to-path": "1.0.0"
       }
     },
-    "block-stream": {
-      "version": "0.0.9",
-      "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
-      "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
-      "requires": {
-        "inherits": "~2.0.0"
-      }
-    },
     "bootstrap-sass": {
       "version": "3.4.1",
       "resolved": "https://registry.npmjs.org/bootstrap-sass/-/bootstrap-sass-3.4.1.tgz",
@@ -564,20 +616,21 @@
       }
     },
     "browserslist": {
-      "version": "4.14.2",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.14.2.tgz",
-      "integrity": "sha512-HI4lPveGKUR0x2StIz+2FXfDk9SfVMrxn6PLh1JeGUwcuoDkdKZebWiyLRJ68iIPDpMI4JLVDf7S7XzslgWOhw==",
+      "version": "4.17.6",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.17.6.tgz",
+      "integrity": "sha512-uPgz3vyRTlEiCv4ee9KlsKgo2V6qPk7Jsn0KAn2OBqbqKo3iNcPEC1Ti6J4dwnz+aIRfEEEuOzC9IBk8tXUomw==",
       "requires": {
-        "caniuse-lite": "^1.0.30001125",
-        "electron-to-chromium": "^1.3.564",
-        "escalade": "^3.0.2",
-        "node-releases": "^1.1.61"
+        "caniuse-lite": "^1.0.30001274",
+        "electron-to-chromium": "^1.3.886",
+        "escalade": "^3.1.1",
+        "node-releases": "^2.0.1",
+        "picocolors": "^1.0.0"
       },
       "dependencies": {
         "electron-to-chromium": {
-          "version": "1.3.564",
-          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.564.tgz",
-          "integrity": "sha512-fNaYN3EtKQWLQsrKXui8mzcryJXuA0LbCLoizeX6oayG2emBaS5MauKjCPAvc29NEY4FpLHIUWiP+Y0Bfrs5dg=="
+          "version": "1.3.890",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.890.tgz",
+          "integrity": "sha512-VWlVXSkv0cA/OOehrEyqjUTHwV8YXCPTfPvbtoeU2aHR21vI4Ejh5aC4AxUwOmbLbBgb6Gd3URZahoCxtBqCYQ=="
         }
       }
     },
@@ -613,18 +666,19 @@
       "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo="
     },
     "camelcase-keys": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-2.1.0.tgz",
-      "integrity": "sha1-MIvur/3ygRkFHvodkyITyRuPkuc=",
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-6.2.2.tgz",
+      "integrity": "sha512-YrwaA0vEKazPBkn0ipTiMpSajYDSe+KjQfrjhcBMxJt/znbvlHd8Pw/Vamaz5EB4Wfhs3SUR3Z9mwRu/P3s3Yg==",
       "requires": {
-        "camelcase": "^2.0.0",
-        "map-obj": "^1.0.0"
+        "camelcase": "^5.3.1",
+        "map-obj": "^4.0.0",
+        "quick-lru": "^4.0.1"
       },
       "dependencies": {
         "camelcase": {
-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
-          "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8="
+          "version": "5.3.1",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
+          "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
         }
       }
     },
@@ -703,6 +757,11 @@
         }
       }
     },
+    "chownr": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-2.0.0.tgz",
+      "integrity": "sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ=="
+    },
     "clap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/clap/-/clap-1.2.3.tgz",
@@ -864,11 +923,6 @@
       "resolved": "https://registry.npmjs.org/color-support/-/color-support-1.1.3.tgz",
       "integrity": "sha512-qiBjkpbMLO/HL68y+lh4q0/O1MZFj2RX6X/KmMa3+gJD3z+WwI1ZzDHysvqHGS3mP6mznPckpXmw1nI9cJjyRg=="
     },
-    "colorette": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.1.tgz",
-      "integrity": "sha512-puCDz0CzydiSYOrnXpz/PKd69zRrribezjtE9yd4zvytoRc8+RY/KJPvtPFKZS3E3wP6neGyMe0vOTlHO5L3Pw=="
-    },
     "colormin": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/colormin/-/colormin-1.1.2.tgz",
@@ -1001,12 +1055,23 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "cross-spawn": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-3.0.1.tgz",
-      "integrity": "sha1-ElYDfsufDF9549bvE14wdwGEuYI=",
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
+      "integrity": "sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==",
       "requires": {
-        "lru-cache": "^4.0.1",
-        "which": "^1.2.9"
+        "path-key": "^3.1.0",
+        "shebang-command": "^2.0.0",
+        "which": "^2.0.1"
+      },
+      "dependencies": {
+        "which": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+          "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+          "requires": {
+            "isexe": "^2.0.0"
+          }
+        }
       }
     },
     "css": {
@@ -1146,14 +1211,6 @@
         "source-map": "^0.5.3"
       }
     },
-    "currently-unhandled": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/currently-unhandled/-/currently-unhandled-0.4.1.tgz",
-      "integrity": "sha1-mI3zP+qxke95mmE2nddsF635V+o=",
-      "requires": {
-        "array-find-index": "^1.0.1"
-      }
-    },
     "d": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
@@ -1218,6 +1275,22 @@
       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
     },
+    "decamelize-keys": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/decamelize-keys/-/decamelize-keys-1.1.0.tgz",
+      "integrity": "sha1-0XGoeTMlKAfrPLYdwcFEXQeN8tk=",
+      "requires": {
+        "decamelize": "^1.1.0",
+        "map-obj": "^1.0.0"
+      },
+      "dependencies": {
+        "map-obj": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-1.0.1.tgz",
+          "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0="
+        }
+      }
+    },
     "decode-uri-component": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
@@ -1425,6 +1498,11 @@
         "once": "^1.4.0"
       }
     },
+    "env-paths": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/env-paths/-/env-paths-2.2.1.tgz",
+      "integrity": "sha512-+h1lkLKhZMTYjog1VEpJNG7NZJWcuc2DDk/qsqSTRRCOXiLjeQ1d1/udrUGhqMxUgAlwKNZ0cf2uqan5GLuS2A=="
+    },
     "error-ex": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz",
@@ -1474,9 +1552,9 @@
       }
     },
     "escalade": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.0.2.tgz",
-      "integrity": "sha512-gPYAU37hYCUhW5euPeR+Y74F7BL+IBsV93j5cvGriSaD1aG6MGsqsV1yamRdrWrb2j3aiZvb0X+UBOWpx3JWtQ=="
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw=="
     },
     "escape-html": {
       "version": "1.0.3",
@@ -1832,6 +1910,11 @@
         "mime-types": "^2.1.12"
       }
     },
+    "fraction.js": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.1.1.tgz",
+      "integrity": "sha512-MHOhvvxHTfRFpF1geTK9czMIZ6xclsEor2wkIGYYq+PxcQqT7vStJqjhe6S1TenZrMZzo+wlqOufBDVepUEgPg=="
+    },
     "fragment-cache": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/fragment-cache/-/fragment-cache-0.2.1.tgz",
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diff --git a/package.json b/package.json
index 83cac75a7..b4749b213 100644
--- a/package.json
+++ b/package.json
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