similar fixes for presence
similar fixes for presence

skiz/go-xmpp,nb-titan/go-xmpp,Like-all/go-xmpp,mattn/go-xmpp,dullgiulio/go-xmpp,eagafonov/go-xmpp,titan-x/go-xmpp,pranavraja/go-xmpp,ordbogen/go-xmpp