[1.0.X] Fixed #10791 -- The GeoDjango test runner now respects the `--noinput`...

[1.0.X] Fixed #10791 -- The GeoDjango test runner now respects the `--noinput` command-line option, thanks to seanl for ticket & patch.

Backport of r10601 from trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@10613 bcc190cf-cafb-0310-a4f2-bffc1f526a37