mainline: improved build task file
mainline: improved build task file

ZixiangBoy/SuperSocket,chucklu/SuperSocket,memleaks/SuperSocket,chucklu/SuperSocket,fryderykhuang/SuperSocket,ZixiangBoy/SuperSocket,jmptrader/SuperSocket,mdavid/SuperSocket,fryderykhuang/SuperSocket,kerryjiang/SuperSocket,fryderykhuang/SuperSocket,jmptrader/SuperSocket,kerryjiang/SuperSocket,mdavid/SuperSocket,jmptrader/SuperSocket,mdavid/SuperSocket,chucklu/SuperSocket,ZixiangBoy/SuperSocket