[arm-allstar] VPN

[Mike Sullivan]

First off, I want to say thanks to David McGough for his help with
configuring the VPN's for the nodes I manage. He has been a huge help.

That being said.. it is a little daunting for the first time getting it up.
It took me quite a while to understand.. but now that I do, it's easy to
set up. You need to know how to use iptables, which controls port
forwarding and routing on the server side, that alone can be daunting in
itself.

David M, if you want, I'll try to type up an instruction on what I've done
for you all to use.