fix BGE bug #8869: Added objects are not lit correctly

The current layer information is now stored in KX_GameObject and inherited from the parent object when dynamically added. This information is used during the rendering the select the lamps. As the selected lamps are always coming from active layers, their position and orientation are correct.

source/gameengine/BlenderRoutines/KX_BlenderRenderTools.cpp

@@ -91,6 +91,10 @@ int	KX_BlenderRenderTools::ProcessLighting(int layer)
 	{
 		if (m_clientobject)
 		{
+			if (layer == RAS_LIGHT_OBJECT_LAYER)
+			{
+				layer = static_cast<KX_GameObject*>(m_clientobject)->GetLayer();
+			}
 			if (applyLights(layer))
 			{
 				EnableOpenGLLights();