Summary:
Before:
There was a broken link in ./docs/README.md
CONTRIBUTING didn't render markup on Github
After:
All links to CONTRIBUTING.md are not broken anymore
CONTRIBUTING.md renders markup on Github
Closes https://github.com/facebook/yoga/pull/458
Differential Revision: D4673746
Pulled By: emilsjolander
fbshipit-source-id: 151c1f38789a96b61dfbb544fd11996098dc456d
Summary: Move yoga docs into master branch so that pull requests are able to include doc updates as part of other changes.
Reviewed By: JoelMarcey
Differential Revision: D4365700
fbshipit-source-id: 2f46a88974104c454c00bcdf1257abb5c4075a68