Breaking Changes

0.14

D2530161: Need to introduce rn-cli.config.js for existing projects
D2533877: react-native bundle API changes:
- API is now entry-file <path> based instead of url based.
- Need to specify which platform you're bundling for --platform <ios|android>.
- Option --out has been renamed for --bundle-output.
- Source maps are no longer automatically generated. Need to specify --sourcemap-output <path> option to indicate where to put the source maps.