Added 16K stack for emscripten loop fiber.
Added 16K stack for emscripten loop fiber.

aonorin/bgfx,BlueCrystalLabs/bgfx,bkaradzic/bgfx,ming4883/bgfx,elmindreda/bgfx,v3n/bgfx,janstk/bgfx,ktotheoz/bgfx,aonorin/bgfx,mendsley/bgfx,0-wiz-0/bgfx,Extrawurst/bgfx,fluffyfreak/bgfx,Extrawurst/bgfx,v3n/bgfx,ocornut/bgfx,marco-we/bgfx,cuavas/bgfx,sergeScherbakov/bgfx,fluffyfreak/bgfx,bkaradzic/bgfx,mmicko/bgfx,janstk/bgfx,darkimage/bgfx,ktotheoz/bgfx,Vertexwahn/bgfx,Synxis/bgfx,mendsley/bgfx,cuavas/bgfx,jpcy/bgfx,LSBOSS/bgfx,sergeScherbakov/bgfx,attilaz/bgfx,ocornut/bgfx,Vertexwahn/bgfx,jdryg/bgfx,LSBOSS/bgfx,emoon/bgfx,jdryg/bgfx,elmindreda/bgfx,aonorin/bgfx,andr3wmac/bgfx,darkimage/bgfx,LWJGL-CI/bgfx,LWJGL-CI/bgfx,v3n/bgfx,LWJGL-CI/bgfx,septag/bgfx,elmindreda/bgfx,ocornut/bgfx,MikePopoloski/bgfx,Synxis/bgfx,mcanthony/bgfx,jdryg/bgfx,BlueCrystalLabs/bgfx,marco-we/bgfx,septag/bgfx,cyndis/bgfx,MikePopoloski/bgfx,emoon/bgfx,mmicko/bgfx,emoon/bgfx,jdryg/bgfx,mcanthony/bgfx,mcanthony/bgfx,ming4883/bgfx,kondrak/bgfx,Extrawurst/bgfx,BlueCrystalLabs/bgfx,jpcy/bgfx,Synxis/bgfx,Vertexwahn/bgfx,septag/bgfx,andr3wmac/bgfx,attilaz/bgfx,bkaradzic/bgfx,ming4883/bgfx,kondrak/bgfx,0-wiz-0/bgfx,kondrak/bgfx,LWJGL-CI/bgfx,fluffyfreak/bgfx,cuavas/bgfx,LSBOSS/bgfx,mendsley/bgfx,jpcy/bgfx,MikePopoloski/bgfx,bkaradzic/bgfx,janstk/bgfx,fluffyfreak/bgfx,sergeScherbakov/bgfx,marco-we/bgfx,darkimage/bgfx,mmicko/bgfx,ktotheoz/bgfx,cyndis/bgfx,andr3wmac/bgfx,0-wiz-0/bgfx,cyndis/bgfx,attilaz/bgfx,jpcy/bgfx