修复404Action非首次访问请求不能结束的问题
修复404Action非首次访问请求不能结束的问题

75team/thinkjs,74sharlock/thinkjs,lukw00/thinkjs,maxzhang/thinkjs,akira-cn/thinkjs,75team/thinkjs,75team/thinkjs,maxzhang/thinkjs,Qihoo360/thinkjs,akira-cn/thinkjs,lukw00/thinkjs,akira-cn/thinkjs,maxzhang/thinkjs,snadn/thinkjs,74sharlock/thinkjs,thinkjs/thinkjs