Update npm to support '^' in version field
Update npm to support '^' in version field

fritx/node-xmpp-core,node-xmpp/node-xmpp,erulabs/node-xmpp-core,xmppjs/xmpp.js,xmppjs/xmpp.js,ggozad/node-xmpp,ggozad/node-xmpp,node-xmpp/node-xmpp