Make function calls chainable
Make function calls chainable
node-xmpp/node-xmpp,fritx/node-xmpp-core,ggozad/node-xmpp,node-xmpp/node-xmpp,xmppjs/xmpp.js,xmppjs/xmpp.js,ggozad/node-xmpp,erulabs/node-xmpp-core