code: def createCard( self, parent, record ):
          
          cls = self.cardClass(record)
          if ( cls ):
              card = cls(parent)
              card.setRecord(record)
              return card
          return None
docs: Creates a new widget that will represent the card view for the inpued
          record.
          
          :param      parent | <QWidget>
                      record | <orb.Table>
          
          :return     <QWidget> || None