Request an update of all the parameters in the TOC

def request_update_of_all_params(self):
        """Request an update of all the parameters in the TOC"""
        for group in self.toc.toc:
            for name in self.toc.toc[group]:
                complete_name = '%s.%s' % (group, name)
                self.request_param_update(complete_name)