fix bug 1074734 - use Django's RequestFactory instead of redundant test-utils subclass
fix bug 1072633 - Add SessionAwareClient class to be able to use session in tests.
Merge pull request #2788 from jezdez/bug1074734

Fixed bug #1074734 and bug #1072633
fix bug 1034185 - made access tests actually runnable.

Removes a bunch of old code that must have been there for the creation of kuma.
fix bug 1034192 - fixed sumo tests to actual run

This removes a bunch of code that isn't used anymore.