Added some helpful hints to list_display documentation in docs/model-api.txt
Added some helpful hints to list_display documentation in docs/model-api.txt

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%403652

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel