Fixed #6101 -- Tweaked a couple of places in the delete-related-objects

collection for the admin so that auto-escaping can do the right thing: not too
many times, not too few. Thanks to Karen Tracey for debugging most of this.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@8575 bcc190cf-cafb-0310-a4f2-bffc1f526a37