Some modifications:
Removed dhcp options for multiple nameservers, as clients only use the second if the first is unavailable.
Added a unique domain name for each router in the open-giethoorn network
Add the nameservers for each remote domain to the resolv file
Make a real service
Put only one executable in sbin, which services all user and service purposes.
and the executable added in sbin (not done in previious commit
Added some documentation