Basic admin crud for bans.
Mass actions support added to admin's ListView
Added tests to ListView search feature
Fixed wording
Made tests pass
Don't include mass actions JS if there are no mass actions defined.
Cleanup
Create fake bans utility
Normalize ban data
Make bans list paginable.
Finished validate_banned for usernames and emails
Fixed user create/edit forms
Microoptimalization for win.
Added is_banned flag to user ban check cache
Made bans list searchable.
Added tests harness for bans.
Code cleaning.
Updated cache handling for Dj 1.7 #376
Dropped unsed file
Updated readme #375