Added swnprintf.
Added swnprintf.

dariomanesku/bx,septag/termite,0-wiz-0/bx,ShuangxueBai/bx,septag/bx,septag/termite,septag/termite,u-engine/bx,MikePopoloski/bx,bkaradzic/bx,dariomanesku/bx,0-wiz-0/bx,bkaradzic/bx,fluffyfreak/bx,BlueCrystalLabs/bx,coconutxin/bx,septag/termite,septag/bx,u-engine/bx,BlueCrystalLabs/bx,OlegOAndreev/bx,pigpigyyy/bx,OlegOAndreev/bx,septag/termite,ShuangxueBai/bx,attilaz/bx,pigpigyyy/bx,coconutxin/bx,mmicko/bx,attilaz/bx,mmicko/bx,fluffyfreak/bx,MikePopoloski/bx,septag/termite