groundwork for repeated dynamic IP address updating in domain-server
handle receipt of new public socket and propogation to data-server
pack position and orientation in silent frames
Merge branch 'master' of https://github.com/highfidelity/hifi into sendPositonOrientationInSilentPackets
Merge pull request #3427 from birarda/master

add ability for domain server to update IP address in data server
Merge pull request #3428 from ZappoMan/sendPositonOrientationInSilentPackets

Send positon orientation in silent packets
Merge branch 'master' of https://github.com/highfidelity/hifi into rec_file_format_tweaks