Fixed #16366 -- Prevented some failures of the django.contrib.auth tests when...

Fixed #16366 -- Prevented some failures of the django.contrib.auth tests when run within a project. Thanks to everyone who contributed to the patch.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@17598 bcc190cf-cafb-0310-a4f2-bffc1f526a37