ether/etherpad-lite — pull request #1756 by spruce (2013-04-22 20:05:42+00:00)
Title: Update SocketIORouter.js

Here you have it :P, as you requested
We can discuss, whether it should be added some kind of security with setting an extra header in nginx which contains a secret key, so it's sure it really got forwarded and is not any scam just setting the header manually