Adapted to Debian 9 (Stretch)
Created by: einervonvielen
Tested
- inside a VM for Debian 9.2
- on a Raspberrs 3, Rasbian (Debian 9.3)
Removed support for Debian 8.x (Jessie).
Tested with a free sub domain from https://freedns.afraid.org. So you can run an own small Hub literally for free on a Raspberry.