router: refactor dialback for outgoing connections
router: refactor dialback for outgoing connections

xmppjs/xmpp.js,ggozad/node-xmpp,node-xmpp/node-xmpp,stliu/node-xmpp,qbit/node-xmpp,bentaber/ltx,xmppjs/xmpp.js,eelcocramer/node-xmpp,fritx/ltx,swissmanu/ltx,WeBest/node-xmpp,agebrock/node-xmpp,node-xmpp/node-xmpp,ggozad/node-xmpp,node-xmpp/ltx,tempbottle/node-xmpp,samuelagm/ltx,fritx/ltx,qbit/node-xmpp,agebrock/node-xmpp