- moved gl_spritelight out of gl/. This required a few more changes:

* split gl_shadowmap.cpp into a GL dependent and an API independent part.
* gl_drawinfo must be kept around for the HUD sprite because it connects the renderer with the hardware indpendent part of the engine.

src/gl/scene/gl_weapon.cpp

@@ -457,7 +457,7 @@ void GLSceneDrawer::DrawPlayerSprites(sector_t * viewsector, bool hudModelStep)
 					else
 					{
 						float out[3];
-						hw_GetDynSpriteLight(playermo, nullptr, out);
+						gl_drawinfo->GetDynSpriteLight(playermo, nullptr, out);
 						gl_RenderState.SetDynLight(out[0], out[1], out[2]);
 					}
 				}