Receive navigation events and persist them
Receive navigation events and persist them

Summary: After setting up the navigation event emitter on the android side, we must now receive them on the client side and persist them in the Redux store.

Reviewed By: passy

Differential Revision: D16280944

fbshipit-source-id: 3dc4c5c6add41388469c801700974eb0ccd9a56b

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