From http://edgeguides.rubyonrails.org/4_2_release_notes.html#action-pack
> When calling the process helpers in an integration test the path needs to have a leading slash.
> Previously you could omit it but that was a byproduct of the implementation and
> not an intentional feature.

- Fixed all get requests to have a forward slash to fix failing tests on rails 4.2
Merge pull request #137 from vipulnsward/fix-tests-on-rails-4-2

Fix tests on rails 4.2
feat(React::JSX): add JSX.transform_options
fix(harmony) more flexible whitespace in test
feat(strip_types) accept strip_types config