Setup admin-tools and other dev tools
Added admin tools urls to project
Added a gretta setting to settings.py
Added bootstrap-y base and dependencies
Fixed urls so that it imports greta's urls properly
Started working on the greta app
Fixed a formatting and naming issue in models.py
Added some fixtures and a db command to Makefile
Fixed a YAML formatting error in sites fixture
Create a var/repos dir to store repositories
Added a signal which creates a repo on disk when the model is created

Need to update it so that we're creating **bare** repositories, though.
Added an admin for Repository
Started working on testing for greta
Added an option to create commits for RepoFactory and added more tests
Added repos/ and test_repos/ to gitignore
Added a log function
Updated logging settings to output debug information
Fixed a link since we don't have user auth at the moment
Added __unicode__ and get_absolut_url to Repository
Updated style on repo list