Fixed light and billboard issues #1179

Job	Run time
Build for macOS using Metal	1m 51s
Build for macOS Xcode using Metal	2m 6s
Build for macOS using OpenGL	2m 59s
Build for Windows using OpenGL	8m 19s
Build for Windows using DirectX	8m 13s
Build for Ubuntu using OpenGL	2m 57s
Build for iOS Xcode using Metal	3m 46s
Build for Web (Emscripten) using WebGL 2	8m 32s
Build for Ubuntu (GLFW) using OpenGL	3m 0s
	41m 43s

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