feat: upgrade to webpack 4

package.json

@@ -44,7 +44,7 @@
     "bcryptjs-then": "1.0.1",
     "bluebird": "3.5.1",
     "body-parser": "1.18.2",
-    "bugsnag": "2.3.0",
+    "bugsnag": "2.3.1",
     "bull": "3.3.10",
     "cheerio": "1.0.0-rc.2",
     "child-process-promise": "2.2.1",
@@ -56,8 +56,8 @@
     "dependency-graph": "0.7.0",
     "diff2html": "2.3.3",
     "dotize": "^0.2.0",
-    "execa": "0.9.0",
-    "express": "4.16.2",
+    "execa": "0.10.0",
+    "express": "4.16.3",
     "express-brute": "1.0.1",
     "express-brute-redis": "0.0.1",
     "express-session": "1.15.6",
@@ -65,10 +65,10 @@
     "filesize.js": "1.0.2",
     "follow-redirects": "1.4.1",
     "fs-extra": "5.0.0",
-    "graphql": "0.13.1",
+    "graphql": "0.13.2",
     "graphql-list-fields": "2.0.1",
-    "graphql-tools": "2.21.0",
-    "i18next": "10.5.0",
+    "graphql-tools": "2.23.1",
+    "i18next": "10.5.1",
     "i18next-express-middleware": "1.1.1",
     "i18next-localstorage-cache": "1.1.1",
     "i18next-node-fs-backend": "1.0.0",
@@ -124,11 +124,11 @@
     "raven": "2.4.2",
     "read-chunk": "2.1.0",
     "remove-markdown": "0.2.2",
-    "request": "2.83.0",
+    "request": "2.85.0",
     "request-promise": "4.2.2",
     "scim-query-filter-parser": "1.1.0",
     "semver": "5.5.0",
-    "sequelize": "4.36.0",
+    "sequelize": "4.37.1",
     "serve-favicon": "2.4.5",
     "uuid": "3.2.1",
     "validator": "9.4.1",
@@ -138,6 +138,7 @@
   },
   "devDependencies": {
     "@panter/vue-i18next": "0.9.1",
+    "@vue/cli": "3.0.0-beta.6",
     "apollo-client-preset": "1.0.8",
     "apollo-fetch": "0.7.0",
     "apollo-link-batch-http": "1.2.1",
@@ -145,7 +146,7 @@
     "babel-cli": "6.26.0",
     "babel-core": "6.26.0",
     "babel-eslint": "8.2.2",
-    "babel-jest": "22.4.1",
+    "babel-jest": "23.0.0-alpha.0",
     "babel-loader": "7.1.4",
     "babel-plugin-graphql-tag": "1.5.0",
     "babel-plugin-lodash": "3.3.2",
@@ -157,12 +158,12 @@
     "brace": "0.11.1",
     "cache-loader": "1.2.2",
     "clean-webpack-plugin": "0.1.19",
-    "colors": "1.2.0",
+    "colors": "1.2.1",
     "copy-webpack-plugin": "4.5.1",
-    "css-loader": "0.28.10",
+    "css-loader": "0.28.11",
     "cssnano": "4.0.0-rc.2",
     "duplicate-package-checker-webpack-plugin": "2.1.0",
-    "eslint": "4.18.2",
+    "eslint": "4.19.0",
     "eslint-config-requarks": "1.0.7",
     "eslint-config-standard": "11.0.0",
     "eslint-plugin-import": "2.9.0",
@@ -181,10 +182,11 @@
     "jest-junit": "3.6.0",
     "js-cookie": "2.2.0",
     "lodash-webpack-plugin": "0.11.4",
+    "mini-css-extract-plugin": "0.2.0",
     "name-all-modules-plugin": "1.0.1",
     "node-sass": "4.7.2",
     "offline-plugin": "4.9.0",
-    "optimize-css-assets-webpack-plugin": "3.2.0",
+    "optimize-css-assets-webpack-plugin": "4.0.0",
     "postcss-flexbugs-fixes": "3.3.0",
     "postcss-flexibility": "2.0.0",
     "postcss-loader": "2.1.1",
@@ -200,10 +202,10 @@
     "stylus": "0.54.5",
     "stylus-loader": "3.0.2",
     "twemoji-awesome": "1.0.6",
-    "uglifyjs-webpack-plugin": "1.2.3",
+    "uglifyjs-webpack-plugin": "1.2.4",
     "vee-validate": "2.0.5",
     "velocity-animate": "1.5.1",
-    "vue": "2.5.15",
+    "vue": "2.5.16",
     "vue-apollo": "3.0.0-beta.5",
     "vue-clipboards": "1.2.2",
     "vue-codemirror": "4.0.3",
@@ -212,13 +214,14 @@
     "vue-material-design-icons": "1.2.1",
     "vue-router": "3.0.1",
     "vue-simple-breakpoints": "1.0.3",
-    "vue-template-compiler": "2.5.15",
-    "vuetify": "1.0.6",
+    "vue-template-compiler": "2.5.16",
+    "vuetify": "1.0.8",
     "vuex": "3.0.1",
-    "vuex-persistedstate": "2.4.2",
-    "webpack": "3.11.0",
+    "vuex-persistedstate": "2.5.1",
+    "webpack": "4.1.1",
     "webpack-bundle-analyzer": "2.11.1",
-    "webpack-dev-middleware": "2.0.3",
+    "webpack-cli": "2.0.12",
+    "webpack-dev-middleware": "3.0.1",
     "webpack-hot-middleware": "2.21.2",
     "webpack-merge": "4.1.2",
     "whatwg-fetch": "2.0.3",