Add documentation for border common prop
Add documentation for border common prop

Summary: Add documentation for background common prop

Reviewed By: muraziz

Differential Revision: D15899648

fbshipit-source-id: eee794376c8f1e3f44812e6ae0222cde750feabb

facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho