Merge pull request #658 from godarklight/fix-ipv6-server-on-windows

Fix windows listening on IPv6 only.
Merge pull request #665 from godarklight/fix-krakensbane

Allow krakensbane to shift back in time, rely on NTP sync for setting th...
Merge pull request #664 from godarklight/fix-send-outgoing-nre

Protect against null messages entering splitOutgoingMessage and syncTime...
Merge pull request #661 from godarklight/reset-frame-dt-limit

Revert FRAME_DT_LIMIT automatically.
Added timer messages
Handle null messages without crashing
Added timers around the long SSYNC message
Added even more stopwatches.