todo

see also https://gitlab.net.020wireless.nl/020-wireless/020-wireless/issues

• multicast
• access mesh ideas
• ipv6 (get global addressess first?)
• tinc on duja via different routing table
• fix bird check on duja
• get more nodes connected
• think about how to encrypt traffic (and do it)
• make some flyer/ propaganda
• default route for everybody (get internet uplink)
• http://tools.ietf.org/html/rfc6887 (nat port control protocol)