Test nodejs 0.11 and handle travis issue
Test nodejs 0.11 and handle travis issue

ggozad/node-xmpp,jimzhou1986/node-xmpp-server,xmppjs/xmpp.js,ggozad/node-xmpp,node-xmpp/node-xmpp,xmppjs/xmpp.js,node-xmpp/node-xmpp