Add an entry in config.js.in for PACKAGE_VERSION and GJS_VERSION, to be used by the notification daemon and in the future by the extension system. https://bugzilla.gnome.org/show_bug.cgi?id=639255
Introduce the new Bluetooth indicator in the System Status area. It is written in JS with St and uses the new GnomeBluetoothApplet library. https://bugzilla.gnome.org/show_bug.cgi?id=618312