remove confused command coroutine
remove confused command coroutine

may degrade some performance, but I think people can understand this
code easily

ukd1/ledisdb,cloudrain21/ledisdb,pkieltyka/ledisdb,wfxiang08/ledisdb,fengshao0907/ledisdb,ukd1/ledisdb,linked/ledisdb,ukd1/ledisdb,figoxu/ledisdb,cloudrain21/ledisdb,chenbaihu/ledisdb,henrylee2cn/ledisdb,insionng/ledisdb,wfxiang08/ledisdb,ukd1/ledisdb,siddontang/ledisdb,sygool/ledisdb,siddontang/ledisdb,wfxiang08/ledisdb,henrylee2cn/ledisdb,insionng/ledisdb,siddontang/ledisdb,siddontang/ledisdb,cloudrain21/ledisdb,wfxiang08/ledisdb,siddontang/ledisdb,fengshao0907/ledisdb,linked/ledisdb,linked/ledisdb,henrylee2cn/ledisdb,henrylee2cn/ledisdb,fengshao0907/ledisdb,chenbaihu/ledisdb,figoxu/ledisdb,pkieltyka/ledisdb,chenbaihu/ledisdb,sygool/ledisdb,linked/ledisdb,sygool/ledisdb,pkieltyka/ledisdb,fengshao0907/ledisdb,sygool/ledisdb,cloudrain21/ledisdb,insionng/ledisdb,figoxu/ledisdb,pkieltyka/ledisdb,figoxu/ledisdb,chenbaihu/ledisdb,insionng/ledisdb