Silenced jshint warning for abstract authentication method
Silenced jshint warning for abstract authentication method

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