Fixed #11100 - Added get_comment_permalink template tag to comments app to be...

Fixed #11100 - Added get_comment_permalink template tag to comments app to be able to customize the anchor pattern of a comment from the template. Thanks to Idan Gazit for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12080 bcc190cf-cafb-0310-a4f2-bffc1f526a37