Merge branch 'master' into greenkeeper/webpack-4.4.0

Author: philwareham

package.json

@@ -26,10 +26,10 @@
     "postcss-loader": "2.1.3",
     "sass-loader": "6.0.7",
     "style-loader": "0.20.3",
-    "stylelint": "9.1.3",
+    "stylelint": "9.2.0",
     "stylelint-order": "0.8.1",
-    "stylelint-scss": "2.5.0",
-    "stylelint-webpack-plugin": "0.10.3",
+    "stylelint-scss": "3.0.0",
+    "stylelint-webpack-plugin": "0.10.4",
     "webpack": "4.4.0"
   },
   "browserslist": [