timesyncd: update log message
sd-dhcp-lease: add NTP support

Export the NTP servers so timesyncd can use them.
sd-dhcp-leaes: use newdup()
sd-dhcp-lease: (de)serialize DNS and NTP servers

Also use inet_ntoa rather than inet_ntop.
networkd: fix distcheck
sd-resolve: rework sd-resolve to be callback based, similar in style to sd-bus and sd-event
build-sys: fix linking order for networkd-wait-only
sd-dhcp-lease: fix double realloc
update TODO
timesyncd: limit debug values to milliseconds
sd-network: add support for only listening to some types of changes
networkd: dont configure route if lease doesn't have one
timesyncd: remove debug code