Don't crash on presence from bare room JID While handling MUC presence, check whether it was sent from the bare room JID before assuming a non-NULL resource name. These days, some servers send presence from the bare room JID to handle MUC avatars.

[Desktop Entry]
Encoding=UTF-8
Type=Application
Name=MCabber
GenericName=Jabber IM Client
Comment=Console Jabber Client
Exec=mcabber
Terminal=true
Categories=ConsoleOnly;System;Network;InstantMessaging;Chat;