Merge branch 'dev' of github.com:wireapp/wire-webapp into camelUtil

* 'dev' of github.com:wireapp/wire-webapp:
  chore: Update @wireapp/core to version 2.0.83 (#2847)
  chore: Update enzyme-to-json to version 3.3.3 (#2851)
  chore: Update uglifyjs-webpack-plugin to version 1.2.4 (#2849)
  chore: Update css-loader to version 0.28.11 (#2850)
  chore: Update eslint to version 4.19.0 (#2848)
  chore: Update postcss-loader to version 2.1.2 (#2846)

package.json

@@ -39,7 +39,7 @@
     "@bower_components/webrtc-adapter": "webrtc/adapter#6.1.4",
     "@bower_components/wire-audio-files": "wireapp/wire-audio-files#1.1.1",
     "@bower_components/wire-theme": "wireapp/wire-theme#1.0.6",
-    "@wireapp/core": "2.0.78",
+    "@wireapp/core": "2.0.83",
     "@wireapp/react-ui-kit": "1.0.15",
     "babel-plugin-react-intl": "2.4.0",
     "babel-polyfill": "6.26.0",
@@ -70,13 +70,13 @@
     "babel-plugin-transform-object-rest-spread": "6.26.0",
     "babel-preset-env": "1.6.1",
     "babel-preset-react": "6.24.1",
-    "css-loader": "0.28.10",
+    "css-loader": "0.28.11",
     "cssnano": "3.10.0",
     "concurrently": "3.5.1",
     "enzyme": "3.3.0",
     "enzyme-adapter-react-16": "1.1.1",
-    "enzyme-to-json": "3.3.1",
-    "eslint": "4.18.2",
+    "enzyme-to-json": "3.3.3",
+    "eslint": "4.19.0",
     "eslint-config-prettier": "2.9.0",
     "eslint-plugin-babel": "4.1.2",
     "eslint-plugin-jsdoc": "3.5.0",
@@ -120,7 +120,7 @@
     "node-sass": "4.8.1",
     "postcss-cssnext": "3.1.0",
     "postcss-import": "11.1.0",
-    "postcss-loader": "2.1.1",
+    "postcss-loader": "2.1.2",
     "postcss-scss": "1.0.4",
     "prettier": "1.11.1",
     "raf": "3.4.0",
@@ -134,7 +134,7 @@
     "sinon": "4.4.6",
     "style-loader": "0.20.3",
     "uglify-js": "3.3.15",
-    "uglifyjs-webpack-plugin": "1.2.3",
+    "uglifyjs-webpack-plugin": "1.2.4",
     "webpack": "3.11.0",
     "webpack-dev-server": "2.11.1"
   },