Second Updates from Wed 25 Mar

- [MAdMan][Android] Make things look more Androidy | Philipp von Weitershausen
- flowified Libraries from Avik | Basil Hosmer
- flowify some Libraries | Basil Hosmer
- [ReactKit] Add shake development menu | Alex Kotliarskyi
- [ReactNative] Add debugger and change SampleApp files structure | Alex Kotliarskyi
- Flowify ReactIOSEventEmitter | Marshall Roch
- [react_native] JS files from D1941151: Allow fontWeight to be 100,200,...,900 | Krzysztof Magiera