remove unsafe.Sizeof to fix the packet header size problem

add write goroutine end notify

未注册消息解码的数据包,返回给业务层处理

rename this

SendOption

fix WebSocket Listen problem for c# connector

README.md

increase compatibility of PacketHandler

Merge pull request #3 from fish-tennis/gofmt

use gofmt -s to format codes

Merge pull request #2 from fish-tennis/coverage

use gofmt -s