Merge pull request #2 from Yelp/master

<3
Minor doc corrections
Remove the rewrite_config feature.

It was only there due to historical reasons, we no longer rely on it,
its nasty, it should go.
There's only one task, make it default.
Fix indentation
Add git_gc functionality

So we can schedule centrally at convenient times via the RPC
i don't see a reason to load puppet
Merge remote-tracking branch 'bobtfish/drop_puppet'

* bobtfish/drop_puppet:
  i don't see a reason to load puppet
Merge remote-tracking branch 'youdevise/master'