[askrover_standalone] Check out fix for editing users in admin.
[askrover_standalone] Remove Rover footer (relies on SEO content, which is not present for standalone).
[askrover_standalone] Revert get_default_avatar_url to Askbot default.
[askrover_standalone] Remove stray Rover footer machinery.
[askrover_standalone] Restore 404 and 500 page templates.
[askrover_standalone] Remove Rover header and Rover stylesheet includes.
[askrover_standalone] Remove Rover content from templates.
[askrover_standalone] Remove Rover skin.
[askrover_standalone] Make tests settings-agnostic.
[askrover_standalone] fixed auth_user editing in Django admin and one more bugfix in the livesettings

Conflicts:
	askbot/deps/livesettings/values.py
	askbot/models/__init__.py
[askrover_standalone] Remove slug from page_load_tests reverses. Change index to askbot-index in page load test.
[askrover_standalone] Change reverse of 'privacy' to 'askbot-privacy' in test.