Testing minimizing and code splitting

package.json

@@ -15,6 +15,7 @@
   "license": "",
   "dependencies": {
     "@babel/core": "^7.4.4",
+    "@babel/plugin-syntax-dynamic-import": "^7.2.0",
     "@babel/preset-env": "^7.4.4",
     "@babel/preset-react": "^7.0.0",
     "babel-loader": "^8.0.5",
@@ -29,6 +30,7 @@
     "query-string": "^6.5.0",
     "react": "^16.8.6",
     "react-dom": "^16.8.6",
+    "react-loadable": "^5.5.0",
     "react-markdown": "^4.0.8",
     "react-redux": "^7.0.3",
     "react-router": "^5.0.0",