Summary:
This diff added dummy state handler for route, which appeared in the next diffs. Routes will be used to render components for mocking handler and determine data on the client side.
State and other variables will appear on the next diffs.
Note:
- This is a part of this PR: https://github.com/facebook/flipper/pull/488
Reviewed By: mweststrate
Differential Revision: D20440150
fbshipit-source-id: d441ae1d53caf7280bef78d937aaa71617e2da9f
59c821db8d