Add rule to update submodules
Add pre-emptive Package Control FAQ to README
Split private data from SublimeGit config file

This is a nasty hack required to store the licence in the git repository, while
also allowing us to edit the other settings in a sane manner.
[QA] Support QUIET envvar for less verbose builds
Add check rule to test reST syntax
Add rule to generate HTML from reST
Disable update checks
Add 'storing licence data' FAQ

First ask, but I'll call it a *F*AQ anyway.