[1.0.X] Fixed #10908 -- Clarified the procedure for creating test users in the...

[1.0.X] Fixed #10908 -- Clarified the procedure for creating test users in the testing docs. Thanks to gruszczy and timo.

Merge of r11248 from trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@11254 bcc190cf-cafb-0310-a4f2-bffc1f526a37