Fixed #6918: Adjusted the test in r12683 to more specifically look for what it...

Fixed #6918: Adjusted the test in r12683 to more specifically look for what it is testing so it doesn't get thrown off by other minor differences in email ouput (hopefully). Also put a docstring back in its place.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@12688 bcc190cf-cafb-0310-a4f2-bffc1f526a37