Restores this DriveItem Version.
        You can not restore the current version (last one).

        :return: Success / Failure
        :rtype: bool

def restore(self):
        """ Restores this DriveItem Version.
        You can not restore the current version (last one).

        :return: Success / Failure
        :rtype: bool
        """
        url = self.build_url(
            self._endpoints.get('restore').format(id=self.object_id))

        response = self.con.post(url)

        return bool(response)