Return the terms representation for our objset interface.
        If there is no qualifier, return just the string content value.
        If there is a qualifier, return a dict of {q:qualifier, v:content}

def objset_data(self):
        '''Return the terms representation for our objset interface.
        If there is no qualifier, return just the string content value.
        If there is a qualifier, return a dict of {q:qualifier, v:content}
        '''
        if not self.qualifier:
            return unicode(self.content)
        else:
            return dict(q=unicode(self.qualifier), v=unicode(self.content))