Clean DX11 shutdown.
Clean DX11 shutdown.

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