If a client drops out their ID is not removed

[greenygh0st]

If a client drops out their ID is not removed from the conversation resulting in background errors:

[felix28]

This might be too late. In the most bottom part of your app.js file, simply add this code:

window.onunload = window.onbeforeunload = function(e) {
if (!!me && !me.destroyed) {
me.destroy();
unregisterIdWithServer(me.id);
}
};