+ void ircUserDestroyed(IrcUser *ircuser);
+ void ircUserNickSet(IrcUser *ircuser, QString nick);
+ void ircUserModeAdded(IrcUser *ircuser, QString mode);
+ void ircUserModeRemoved(IrcUser *ircuser, QString mode);
+ void ircUserModesSet(IrcUser *ircuser, QString modes);