Revert "Hard coded addresses (for testing)"

This reverts commit 4f6a2373f2676016173f6a031efc662f7dd29c7a.
Copy of lan/ directory as a basis for vpn provider
Rename files
Naive replacement of lan with vpn
Register VpnLinkProvider in daemon
fluff
WIP: Working VPN backend (fixed IP) - Proof of concept