Merge pull request #41 from badescunicu/master

Use Django messages in site_base.html
Fixed cpanel issue
Use get_profile.is_staff for cpanel.
Use get_profile.in_staff_group for cpanel.
Removed templates dir from dark_woods.
Revert "Use get_profile.in_staff_group for cpanel."

This reverts commit 30f3f2d2d3899208a5d0a1348143dcb447179228.

Conflicts:
	themes/dark_woods/templates/site_base.html
Bring back templates/ in dark_woods.
Remove templates/challenge from dark_woods.