Summary:
Implement the react-native-flipper native module on iOS. Uses very similar abstractions as on Android.
## Changelog
[react-native-flipper] Support iOS
Pull Request resolved: https://github.com/facebook/flipper/pull/795
Test Plan:
Tested using the RN TicTacToe example app
{F228406333}
Reviewed By: mweststrate
Differential Revision: D19853017
Pulled By: priteshrnandgaonkar
fbshipit-source-id: d93d35ff984b9ba75f812c4c8e3c82e4d550f0c0
44f5e35675