Moves @member from this set to @destination atomically

            @member: a member of this set
            @destination: #str redis keyname or :class:RedisSet object

            -> #bool True if the member was moved

def move(self, member, destination):
        """ Moves @member from this set to @destination atomically

            @member: a member of this set
            @destination: #str redis keyname or :class:RedisSet object

            -> #bool True if the member was moved
        """
        destination = self._typesafe(destination)
        return self._client.smove(
            self.key_prefix, destination, self._dumps(member))