Added makefile to rebuild all shaders for all examples.
Added makefile to rebuild all shaders for all examples.

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