Zerotier (controller?) support

[oneitonitram (MrGenius)]

@danb35

TODO:

• At a minimum, integrate with the system’s existing TLS certificate.
• Probably set up a reverse proxy to provide TLS termination, and to avoid the need for the special port.

whats progress on this.
had posted this Distributed Hosting and Networks - Community - NethServer Community only to realise it had been mentioned earlier on