temporarily duplicated formfield_for_dbfield admin opts callback
temporarily duplicated formfield_for_dbfield admin opts callback

todo:
add rich_text_fields to all admin opts that uses it
and support it in AdminMixin

git-svn-id: 80df2eab91b5a6f595a6fdab3c86ff0105eb9aae@1177 2d143e24-0a30-0410-89d7-a2e95868dc81

WhiskeyMedia/ella,WhiskeyMedia/ella,petrlosa/ella,whalerock/ella,MichalMaM/ella,ella/ella,petrlosa/ella,MichalMaM/ella,whalerock/ella,whalerock/ella