Don't reload image datamodel.Remove explicit delete of images row, acs_object.del does that for you.Removing that change means we don't need to reload the image pl/sqlpackage.
Fixed problem with complex send not knowing about the new valid_email_p procedure. additionally made sure that no empty header could be passed, as this breaks smtp::sendmail
Added callback implementation of forums_forum for search. Added comment in the SC implementation saying it's deprecated and not used, will have to be removed in 5.5
Would fail computing views if no file_id was provided. Since both version_id and file_id are optional (...), added a check to fill file_id is empty or doesn't exist.