close redis socket when error event fired
close redis socket when error event fired

maxzhang/thinkjs,akira-cn/thinkjs,75team/thinkjs,akira-cn/thinkjs,maxzhang/thinkjs,snadn/thinkjs,Qihoo360/thinkjs,thinkjs/thinkjs,75team/thinkjs,akira-cn/thinkjs,maxzhang/thinkjs,75team/thinkjs