Summary:
Adds a link to the Yoga playground atop all properties of Yoga-based views.
We could make the playground match the properties below if I figure out the hashing mechanism the website uses. This is a start.
Reviewed By: muraziz
Differential Revision: D23758538
fbshipit-source-id: 6a3f206914aa9962e55852df548f8026783506e9
0d7cac3952