Move old docs to legacy folder, and fix some build warnings.
Fix broken Pro Git url
Reformat all paragraphs to be 80 characters wide
Add hub to git tools.
Updated nicks to contact for github/mozilla admin.
add fugitive.vim link
info about github service hooks
create a "git practices at mozilla" section
extra article for git submodules
Converts two-space sequences to one at sentence end
Cosmetic. Tweaks length of header line.
Updates section about getting added to projects
Previously, you'd get added to the mozilla group. Now you get added to
individual projects on a need-basis. This updates the text accordingly.
This is mostly cosmetic. Reformatted some paragraphs, fixed some bad
markup, and added some vertical whitespace (restructured text should
be readable in source and compiled forms).
Adds chapter references for irc, bugzilla and git.
Fix ref links.
This is just docs