Summary:
The recent and upcoming API refactoring works makes maintaining
the examples harder and harder.
This removes the old examples that use too much deprecated APIs such as
Reducers, Animated View.
The new examples will be forcus on using new API with all-in-one sample
codes and detailed documentation.
Reviewed By: ericvicenti
Differential Revision: D3354711
fbshipit-source-id: ac6360b1573989eb075d91cb9bf1ae8357dce7fa
