challenge search refactoring;
added review appraisal
Merge branch 'master' of https://github.com/martflu/amanaman
removed syncdb hook, added custom command
added storing for gravatar images in db;
Merge branch 'master' of https://github.com/martflu/amanaman into comments_test
multiple review fix and test
another small review test
finished get review candidate tests
Merge branch 'master' of https://github.com/martflu/amanaman into comments_test
switched to python3 and ansible provisioning. python3 is run from a virtualenv now (since ubuntu 12.04 has no pip3 in its repos)