Device plugin management (5/n): Docs
Device plugin management (5/n): Docs

Summary: Updated docs to mention the new way of specifying device plugins compatibility metadata.

Reviewed By: mweststrate

Differential Revision: D26424203

fbshipit-source-id: 313e15ee54a8877c95850a37a13c5684b3c165f0

facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper