Fixes for existing tests.
Checking response statuses in frontend views tests.
Added basic tests for artist page.
Added basic tests for release group page.
Added basic test for search page.
Moved command to run tests into fabfile.
Added support for code coverage reports.
Moved Vagrant provision scripts.
Fixed references to manager commands in vagrant's bootstrap.sh
Moved messages.pot file into frontend package.
Updated backup commands.
Updated gitignore.
Documentation updates.
Renamed report module into spam_report to make it less confusing.
Added tests for SpamReport model.
Fixed existing tests for Review model and added new ones.
Added tests for User model.
Updated code style in model itself.
Added descriptions for some exceptions.
Added tests for cache key generator.
Added tests for Revision model.
Added tests for Spotify API wrapper.