diff --git a/src/Umbraco.Web.UI.Client/gulpfile.js b/src/Umbraco.Web.UI.Client/gulpfile.js
index 758f538656..d1bbfe65db 100644
--- a/src/Umbraco.Web.UI.Client/gulpfile.js
+++ b/src/Umbraco.Web.UI.Client/gulpfile.js
@@ -6,21 +6,22 @@ var wrap = require("gulp-wrap-js");
 var sort = require('gulp-sort');
 var connect = require('gulp-connect');
 var open = require('gulp-open');
-const babel = require("gulp-babel");
+var babel = require("gulp-babel");
 var runSequence = require('run-sequence');
-const imagemin = require('gulp-imagemin');
+var imagemin = require('gulp-imagemin');
 
 var _ = require('lodash');
 var MergeStream = require('merge-stream');
 
 // js
-const eslint = require('gulp-eslint');
+var eslint = require('gulp-eslint');
 
 //Less + css
 var postcss = require('gulp-postcss');
 var less = require('gulp-less');
 var autoprefixer = require('autoprefixer');
 var cssnano = require('cssnano');
+var cleanCss = require("gulp-clean-css");
 
 // Documentation
 var gulpDocs = require('gulp-ngdocs');
@@ -49,7 +50,6 @@ function processJs(files, out) {
 }
 
 function processLess(files, out) {
-
     var processors = [
          autoprefixer,
          cssnano({zindex: false})
@@ -57,6 +57,7 @@ function processLess(files, out) {
 
     return gulp.src(files)
         .pipe(less())
+        .pipe(cleanCss())
         .pipe(postcss(processors))
         .pipe(rename(out))
         .pipe(gulp.dest(root + targets.css));
diff --git a/src/Umbraco.Web.UI.Client/package-lock.json b/src/Umbraco.Web.UI.Client/package-lock.json
index 4b8cc3e6c2..deda717214 100644
--- a/src/Umbraco.Web.UI.Client/package-lock.json
+++ b/src/Umbraco.Web.UI.Client/package-lock.json
@@ -1266,7 +1266,7 @@
     "array-slice": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/array-slice/-/array-slice-1.1.0.tgz",
-      "integrity": "sha1-42jqFfibxwaff/uJrsOmx9SsItQ=",
+      "integrity": "sha512-B1qMD3RBP7O8o0H2KbrXDyB0IccejMF15+87Lvlor12ONPRHP6gTjXMNkt/d3ZuOGbAe66hFmaCfECI24Ufp6w==",
       "dev": true
     },
     "array-union": {
@@ -1440,7 +1440,7 @@
     "base": {
       "version": "0.11.2",
       "resolved": "https://registry.npmjs.org/base/-/base-0.11.2.tgz",
-      "integrity": "sha1-e95c7RRbbVUakNuH+DxVi060io8=",
+      "integrity": "sha512-5T6P4xPgpp0YDFvSWwEZ4NoE3aM4QBQXDzmVbraCkFj8zHM+mba8SyqB5DbZWyR7mYHo6Y7BdQo3MoA4m0TeQg==",
       "dev": true,
       "requires": {
         "cache-base": "^1.0.1",
@@ -1464,7 +1464,7 @@
         "is-accessor-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha1-FpwvbT3x+ZJhgHI2XJsOofaHhlY=",
+          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -1473,7 +1473,7 @@
         "is-data-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha1-2Eh2Mh0Oet0DmQQGq7u9NrqSaMc=",
+          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -1482,7 +1482,7 @@
         "is-descriptor": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha1-OxWXRqZmBLBPjIFSS6NlxfFNhuw=",
+          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
           "dev": true,
           "requires": {
             "is-accessor-descriptor": "^1.0.0",
@@ -1680,7 +1680,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "requires": {
@@ -1696,7 +1696,7 @@
         "string_decoder": {
           "version": "1.1.1",
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-          "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "requires": {
             "safe-buffer": "~5.1.0"
@@ -1822,7 +1822,7 @@
     "braces": {
       "version": "2.3.2",
       "resolved": "https://registry.npmjs.org/braces/-/braces-2.3.2.tgz",
-      "integrity": "sha1-WXn9PxTNUxVl5fot8av/8d+u5yk=",
+      "integrity": "sha512-aNdbnj9P8PjdXU4ybaWLK2IF3jc/EoDYbC7AazW6to3TRsfXxscC9UXOB5iDiEQrkyIbWp2SLQda4+QAa7nc3w==",
       "dev": true,
       "requires": {
         "arr-flatten": "^1.1.0",
@@ -1948,7 +1948,7 @@
         },
         "uuid": {
           "version": "2.0.3",
-          "resolved": "http://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.3.tgz",
           "integrity": "sha1-Z+LoY3lyFVMN/zGOW/nc6/1Hsho=",
           "dev": true
         },
@@ -2014,7 +2014,7 @@
     "cache-base": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cache-base/-/cache-base-1.0.1.tgz",
-      "integrity": "sha1-Cn9GQWgxyLZi7jb+TnxZ129marI=",
+      "integrity": "sha512-AKcdTnFSWATd5/GCPRxr2ChwIJ85CeyrEyjRHlKxQ56d4XJMGym0uAiKn0xbLOGOl3+yRpOTi484dVCEc5AUzQ==",
       "dev": true,
       "requires": {
         "collection-visit": "^1.0.0",
@@ -2225,7 +2225,7 @@
     "class-utils": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
-      "integrity": "sha1-+TNprouafOAv1B+q0MqDAzGQxGM=",
+      "integrity": "sha512-qOhPa/Fj7s6TY8H8esGu5QNpMMQxz79h+urzrNYN6mn+9BnxlDGf5QZ+XeCDsxSjPqsSR56XOZOJmpeurnLMeg==",
       "dev": true,
       "requires": {
         "arr-union": "^3.1.0",
@@ -2245,6 +2245,23 @@
         }
       }
     },
+    "clean-css": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.1.tgz",
+      "integrity": "sha512-4ZxI6dy4lrY6FHzfiy1aEOXgu4LIsW2MhwG0VBKdcoGoH/XLFgaHSdLTGr4O8Be6A8r3MOphEiI8Gc1n0ecf3g==",
+      "dev": true,
+      "requires": {
+        "source-map": "~0.6.0"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
+      }
+    },
     "cli-cursor": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-2.1.0.tgz",
@@ -2458,7 +2475,7 @@
     },
     "commander": {
       "version": "2.8.1",
-      "resolved": "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
       "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
       "dev": true,
       "requires": {
@@ -2700,7 +2717,7 @@
     "content-type": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
-      "integrity": "sha1-4TjMdeBAxyexlm/l5fjJruJW/js=",
+      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==",
       "dev": true
     },
     "convert-source-map": {
@@ -3114,7 +3131,7 @@
             },
             "readable-stream": {
               "version": "1.0.34",
-              "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+              "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
               "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
               "dev": true,
               "requires": {
@@ -3211,7 +3228,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "requires": {
@@ -3227,7 +3244,7 @@
         "string_decoder": {
           "version": "1.1.1",
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-          "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "requires": {
             "safe-buffer": "~5.1.0"
@@ -3318,7 +3335,7 @@
         },
         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
           "requires": {
@@ -3379,7 +3396,7 @@
         },
         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
           "requires": {
@@ -3439,7 +3456,7 @@
         },
         "readable-stream": {
           "version": "1.0.34",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
           "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
           "dev": true,
           "requires": {
@@ -3532,7 +3549,7 @@
     "define-property": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/define-property/-/define-property-2.0.2.tgz",
-      "integrity": "sha1-1Flono1lS6d+AqgX+HENcCyxbp0=",
+      "integrity": "sha512-jwK2UV4cnPpbcG7+VRARKTZPUWowwXA8bzH5NP6ud0oeAxyYPuGZUAC7hMugpCdz4BeSZl2Dl9k66CHJ/46ZYQ==",
       "dev": true,
       "requires": {
         "is-descriptor": "^1.0.2",
@@ -3542,7 +3559,7 @@
         "is-accessor-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha1-FpwvbT3x+ZJhgHI2XJsOofaHhlY=",
+          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -3551,7 +3568,7 @@
         "is-data-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha1-2Eh2Mh0Oet0DmQQGq7u9NrqSaMc=",
+          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -3560,7 +3577,7 @@
         "is-descriptor": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha1-OxWXRqZmBLBPjIFSS6NlxfFNhuw=",
+          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
           "dev": true,
           "requires": {
             "is-accessor-descriptor": "^1.0.0",
@@ -3828,7 +3845,7 @@
             },
             "readable-stream": {
               "version": "1.0.34",
-              "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+              "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
               "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
               "dev": true,
               "requires": {
@@ -3925,7 +3942,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "requires": {
@@ -3941,7 +3958,7 @@
         "string_decoder": {
           "version": "1.1.1",
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-          "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "requires": {
             "safe-buffer": "~5.1.0"
@@ -4034,7 +4051,7 @@
         "end-of-stream": {
           "version": "1.4.1",
           "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
-          "integrity": "sha1-7SljTRm6ukY7bOa4CjchPqtx7EM=",
+          "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
           "dev": true,
           "requires": {
             "once": "^1.4.0"
@@ -4048,7 +4065,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "requires": {
@@ -4064,7 +4081,7 @@
         "string_decoder": {
           "version": "1.1.1",
           "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-          "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "requires": {
             "safe-buffer": "~5.1.0"
@@ -4246,7 +4263,7 @@
     "errno": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.7.tgz",
-      "integrity": "sha1-RoTXF3mtOa8Xfj8AeZb3xnyFJhg=",
+      "integrity": "sha512-MfrRBDWzIWifgq6tJj60gkAwtLNb6sQPlcFrSOflcP1aFmmruKQ2wRnze/8V6kgyz7H3FF8Npzv78mZ7XLLflg==",
       "dev": true,
       "optional": true,
       "requires": {
@@ -4955,7 +4972,7 @@
     "extglob": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/extglob/-/extglob-2.0.4.tgz",
-      "integrity": "sha1-rQD+TcYSqSMuhxhxHcXLWrAoVUM=",
+      "integrity": "sha512-Nmb6QXkELsuBr24CJSkilo6UHHgbekK5UiZgfE6UHD3Eb27YC6oD+bhcT+tJ6cl8dmsgdQxnWlcry8ksBIBLpw==",
       "dev": true,
       "requires": {
         "array-unique": "^0.3.2",
@@ -4989,7 +5006,7 @@
         "is-accessor-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha1-FpwvbT3x+ZJhgHI2XJsOofaHhlY=",
+          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -4998,7 +5015,7 @@
         "is-data-descriptor": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha1-2Eh2Mh0Oet0DmQQGq7u9NrqSaMc=",
+          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
           "dev": true,
           "requires": {
             "kind-of": "^6.0.0"
@@ -5007,7 +5024,7 @@
         "is-descriptor": {
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha1-OxWXRqZmBLBPjIFSS6NlxfFNhuw=",
+          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
           "dev": true,
           "requires": {
             "is-accessor-descriptor": "^1.0.0",
@@ -5505,8 +5522,7 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "concat-map": {
           "version": "0.0.1",
@@ -5516,8 +5532,7 @@
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5634,8 +5649,7 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5647,7 +5661,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5773,8 +5786,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
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diff --git a/src/Umbraco.Web.UI.Client/package.json b/src/Umbraco.Web.UI.Client/package.json
index 21e0eafc33..e5948367da 100644
--- a/src/Umbraco.Web.UI.Client/package.json
+++ b/src/Umbraco.Web.UI.Client/package.json
@@ -44,6 +44,7 @@
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     "cssnano": "^3.7.6",
     "gulp": "^3.9.1",
     "gulp-babel": "^8.0.0-beta.2",