modified api tests to reflect changes in db (or rather: to be a bit more db agnostic)
Balt-like grades should not use methods which depend on cache (get_gpa depends on cache)
Properly handle Demonstrations when moving assignments between
Categories [14146606]
Removed server side RSS feed dashlet due to it being slow
[14162321]
Merge branch 'master' of https://github.com/burke-software/django-sis into develop
Added redis service to travis ci