copied new websocket client to mainline
copied new websocket client to mainline

jmptrader/SuperWebSocket,wangzheng888520/SuperWebSocket,v-rawang/SuperWebSocket,jogibear9988/SuperWebSocket,v-rawang/SuperWebSocket,jmptrader/SuperWebSocket,v-rawang/SuperWebSocket,jogibear9988/SuperWebSocket,kerryjiang/SuperWebSocket,wangzheng888520/SuperWebSocket,zhangwei900808/SuperWebSocket,zhangwei900808/SuperWebSocket,v-rawang/SuperWebSocket,kerryjiang/SuperWebSocket