[#7002] Fixed notifications not working in base theme

Signed-off-by: Cory Johns <cjohns@slashdotmedia.com>
[#7002] Show activity on user profile

Signed-off-by: Cory Johns <cjohns@slashdotmedia.com>
[#7002] Improved profile section caching and added docstring

Signed-off-by: Cory Johns <cjohns@slashdotmedia.com>
[#7002] Fixed test failing when run after other tests

Signed-off-by: Cory Johns <cjohns@slashdotmedia.com>
[#7002] Added activitystream.enabled check to profile section check_display

Signed-off-by: Cory Johns <cjohns@slashdotmedia.com>
[#7002] Remove unused user_profile.css

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>
[#7002] Fix failing tests with s/json/json:/

Signed-off-by: Tim Van Steenburgh <tvansteenburgh@gmail.com>