added csrf templatetag to extra.html
fixed error IntegrityError: duplicate key value violates unique constraint netauth_netid_identity_key
Merge https://github.com/ramusus/django-netauth
Version 0.5.93
Merge https://github.com/ilblackdragon/django-netauth
Some minor fixes
Version 0.1.94
Merge remote-tracking branch 'upstream/master'

Conflicts:
	netauth/forms.py
	netauth/models.py