Upgrade create-react-app from 0.9.5 to 2.0.3

package.json

@@ -7,6 +7,7 @@
     "classnames": "^2.2.5",
     "fuzzysearch": "^1.0.3",
     "gh-pages": "^0.12.0",
+    "node-sass": "^4.11.0",
     "react": "^15.5.3",
     "react-custom-scrollbars": "^4.1.2",
     "react-dom": "^15.5.3",
@@ -30,17 +31,13 @@
     "babel-cli": "^6.26.0",
     "babel-plugin-react-intl": "^2.3.1",
     "babel-preset-react-app": "^3.0.2",
-    "node-sass": "^4.5.2",
     "npm-run-all": "^4.1.1",
     "react-intl-translations-manager": "^5.0.0",
-    "react-scripts": "0.9.5"
+    "react-scripts": "2.0.3"
   },
   "scripts": {
-    "build-css": "node-sass src/ -o src/",
-    "watch-css": "npm run build-css && node-sass src/ -o src/ --watch --recursive",
-    "start-js": "react-scripts start",
-    "start": "npm-run-all -p watch-css start-js",
-    "build": "npm run build-css && react-scripts build && react-snapshot",
+    "start": "react-scripts start",
+    "build": "react-scripts build && react-snapshot",
     "test": "react-scripts test --env=jsdom",
     "eject": "react-scripts eject",
     "predeploy": "npm run build",
@@ -51,5 +48,11 @@
   },
   "eslintConfig": {
     "extends": "react-app"
-  }
+  },
+  "browserslist": [
+    ">0.2%",
+    "not dead",
+    "not ie <= 11",
+    "not op_mini all"
+  ]
 }

src/index.js

@@ -5,7 +5,7 @@ import { createStore, applyMiddleware, compose } from 'redux';
 import thunk from 'redux-thunk';
 import reducer from './reducer';
 import AppContainer from './AppContainer';
-import './index.css';
+import './index.scss';
 
 const composeEnhancers = window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__ || compose;
 const store = createStore(reducer, composeEnhancers(applyMiddleware(thunk)));