Refactoring forum_closed from askbot to allow askbot-multisitemode
Add COURSE_CLOSED to default course_settings skel
Increment djangosaml2 to implement user validation
Implemented forum access restriction by user attribute from saml2 idp
Add attribute requests by email to idp when idp assertion attributes isn't contains expected values
Merge branch 'fix_closed_forums'

Conflicts:
	setup.py