Netty 4.1.0.CR5发布，Java网络服务开发框架

Netty 4.1.0.CR5 发布，该版本最重要的改进内容包括：

• Map HTTP/2 Streams to Channels (#4503)

• IllegalReferenceCountException from HttpObjectDecoder when switching a protocol (#4504)

• IOOBE in DefaultDnsRecordDecoder#decodeName (#5015)

• Prevent nepotism with generational GCs (#5016)

• Fix setBytes when source is read-only ByteBuffer and target is pooled #5011)

• Speed up the slow path of FastThreadLocal (#5012)

• Upgrade netty-tcnative to 1.1.33.Fork15 (#5025)

• Read if needed on NEED_UNWRAP (#5039)

• Not attempt to read from fd when channel is closed during read loop (#5048)

详情请看 issue tracker.

注意事项：因为 http2 和 dns 编码器目前还处于体验阶段，因此接下来的版本在 API 上可能会有变化。