Fixed #9944 -- Fixed a URL in tutorial four that was changed in the...

Fixed #9944 -- Fixed a URL in tutorial four that was changed in the "Decoupling the URLconfs" section at the end of tutorial three, patch from programmerq.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@10202 bcc190cf-cafb-0310-a4f2-bffc1f526a37