Implement remaing xep-0133 commands: 4.5. End User Session to work in a cluster mode
Implement remaing xep-0133 commands:
4.5. End User Session to work in a cluster mode

#788

caiyingyuan/tigase71,caiyingyuan/tigase71,caiyingyuan/tigase71,caiyingyuan/tigase71,caiyingyuan/tigase71,caiyingyuan/tigase71