Summary: Restyle of the page, including changes to spelling, grammar, links, and structure (where relevant).
Reviewed By: nikoant
Differential Revision: D35581050
fbshipit-source-id: 8ebe9a18e997653c2bb5062150f0de9cf9741116
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
