Fixed #3505 -- Added handling for the error raised when the user forgets the comma in a single element tuple when defining AUTHENTICATION_BACKENDS. Thanks for the help identifying this problem, Mario Gonzalez <gonzalemario@gmail.com>.
Fixed #3505 -- Added handling for the error raised when the user forgets the comma in a single element tuple when defining AUTHENTICATION_BACKENDS. Thanks for the help identifying this problem, Mario Gonzalez <gonzalemario@gmail.com>.


git-svn-id: 4f9f921b081c523744c7bf24d959a0db39629563@5678 bcc190cf-cafb-0310-a4f2-bffc1f526a37

FlaPer87/django-nonrel,aparo/django-nonrel,aparo/django-nonrel,FlaPer87/django-nonrel,aparo/django-nonrel,FlaPer87/django-nonrel