Merge webpack configuration (#5722)

* Rename production configuration

* Upgrade lint staged

* Merge mode, bail, devtool, and entry

* Merge output settings

* Remove old comment

* Merge some trivial differences

* Disable minimize in development mode

* Only minify html and generate SW in production

* Adjust comment

* Toggle development plugins

* Add missing imports

* Scope settings

* Delete development config

* Use new config file

* Remove unnecessary config import

package.json

@@ -28,7 +28,7 @@
     "jest": "^23.6.0",
     "lerna": "2.9.1",
     "lerna-changelog": "^0.7.0",
-    "lint-staged": "^7.0.5",
+    "lint-staged": "^8.0.4",
     "meow": "^5.0.0",
     "multimatch": "^2.1.0",
     "prettier": "1.14.3",