Changed name of `go_away` to `hang_up` in Node.js to match Rack implementation
Changed name of `go_away` to `hang_up` in Node.js to match Rack implementation

qmachine/qmachine,qmachine/qmachine,qmachine/qm-nodejs,qmachine/qm-ruby,qmachine/qmachine,qmachine/qm-browser-client