only check fragments if need be
PortHoleDetector: much improved logging
TCP is back, disabled by default, enabled in gradlew run
ProtocolDecoder: release ByteBufs
Defragmenter: release ByteBufs
fixed the hole detector with black magic and tests
release 1.3. that was fun.
Merge pull request #7 from airbnb/pierre/tcp_and_log

Yipee