WIP: doc: convert coding standards to markdown

Change-Id: I56cc6fc3cef7713ccae2d73c5f639a09591457b1
WIP: doc: convert hacker guide to markdown

No huge edits were done, basically just s/xlator/translator.
Still largely obsolete, but might be a good start for extending.

Change-Id: I81414be59fbdf8629da068c9d43f6a86678a1642
WIP: doc: convert write-behind translator documentation to markdown

Change-Id: I701461d01c8fab889ac213133b56ffabd9ccf0ad
WIP: doc: remove bdb translator documentation

The translator was removed in ea08bf886732d9680f2d6de19f3d68908a55143b.

Change-Id: I6ea2c3f95d072ebd67bb76bf8e27702057bc1d55
WIP: doc: convert afr translator documentation to markdown

Change-Id: Ic1d7d6b63eefcddb4ec9ddccbf44bb2457e05f1b
WIP: doc: lock-ahead translator is not in tree, drop docs

Change-Id: I5a6b62a84759861495b4935e327a417f6369a28b
WIP: doc: convert posix translator documentation to markdown

Change-Id: I5a5216fced1fb19ad4d6ebeabf6574614939c7f5
WIP: doc: convert adding a fop howto to markdown

Change-Id: Ibc2c5c4fa94ed7de00cfc1e2aba5585c1a6fb5a1
HACK: Tools to build and upload built documentation

Change-Id: I758acabf3d93e18ad9f2d990309617ff16ec980d