Summary: Restyle of the page, including changes to spelling, grammar, links, and structure (where relevant).
Reviewed By: nikoant
Differential Revision: D35579752
fbshipit-source-id: c06ac9a812b244a9ace5c829df5c347d450f5e3b
Summary: Moved plugin documentation and related assets to plugin folders, fixed links and configured redirects where required. Now these docs are used for both showing docs in Flipper and generating Flipper docs website.
Reviewed By: passy
Differential Revision: D29465567
fbshipit-source-id: 3ec4240b215b0d5baea5154f64266a9ba7ead3a5
