Fixed #7823 -- Fixed an edge case in RelatedField.get_db_prep_lookup() so that it works correctly with custom field subclasses. Patch from Ivan Sagalaev.
Fixed #7823 -- Fixed an edge case in RelatedField.get_db_prep_lookup() so that
it works correctly with custom field subclasses. Patch from Ivan Sagalaev.


git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@8690 bcc190cf-cafb-0310-a4f2-bffc1f526a37

svn2github/django,svn2github/django,svn2github/django