fix: remove exceptionCaught in WrappedDecoder/Decoder

docs: Update README

Update tested environment versions in README

feat: support Netty 4.2

docs: update version in README.md

1.4.1

fix: upgrade javassist to 3.30.2-GA

fix: make packetevents happy

fix: switch back to hashcode

fix: some stupid logic in WrappedEncoder

fix: getServerPlugins on Paper

fix: temporary player

fix: upgrade javassist and exclude slf4j

fix: nms things broken on 1.21.4

feat: ignoredPacketEvents