Smack v4.4.0-alpha3: MultiUserChat executes callback to userStatusListeners before setting joined = false

[cmeng]

Please see below link for the proposed patch.

Smack 4.4.0-alpha3: The listener #roomDestroyed() callback in method MultiUserChat #checkPresenceCode is an unreachable code

Per XEP-0045: Multi-User Chat section 10.9 Destroying a Room Destroying a Room Server response to an IQ request for room destroy does not contain any status codes. See also aTalk actual debug log below: However MultiUserChat#presenceListener for case unavailable: will proceed to perform checkPresenceCode() only if the mucUser.hasStatus() is true as one of the test conditions. Hence the unreachable code as shown below // Create a listener for all presence updates. presenceLi…