[1.0.X] Cleanup of some minor markup problems in URL documentation. Thanks to...

[1.0.X] Cleanup of some minor markup problems in URL documentation. Thanks to Ramiro Morales for the patch (an apologies for ommitting the credit from r11275)

Merge of r11275 from trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@11279 bcc190cf-cafb-0310-a4f2-bffc1f526a37