Client Side communication channel
完成server的定时读取abtest，定时发出heartbeat，reply的功能，未测试
commit my code
Bug fix
some code
Merge branch 'master' of https://github.com/ainilife/cat into abtest3
添加mysql 文件的修改
Merge pull request #63 from atellwu/abtest3

完成网络通讯，初步完成演示的demo