Add transform-runtime for smaller Babel helpers (#3116)

package.json

@@ -33,6 +33,7 @@
     "babel-plugin-transform-object-rest-spread": "^6.23.0",
     "babel-plugin-transform-react-jsx-self": "^6.22.0",
     "babel-plugin-transform-react-jsx-source": "^6.22.0",
+    "babel-plugin-transform-runtime": "^6.23.0",
     "babel-preset-env": "^1.4.0",
     "babel-preset-react": "^6.11.1",
     "coffee-loader": "^0.7.3",