New pointer to upstream backend.

examples/README.md

@@ -3,6 +3,10 @@ https://github.com/marcmerlin/FastLED_NeoMatrix_SmartMatrix_LEDMatrix_GFX_Demos/
 
 Please run git submodule update --init --recursive
 
-MatrixGFXDemo shows how to use SmartMatrix_GFX directly without worrying about NeoMatrix backends.
+MatrixGFXDemo shows how to use this drier directly without worrying
+about the combined neomatrix_config.h backend.
 
-Other examples under FastLED_NeoMatrix_SmartMatrix_LEDMatrix_GFX_Demos use a complex looking config.h that allows to move your code back and forth between a FastLED::NeoMatrix backend and a SmartMatrix::GFX backend.
+Other examples under FastLED_NeoMatrix_SmartMatrix_LEDMatrix_GFX_Demos use the
+complex looking neomatrix_config.h that allows to move your code back and forth
+between the different drivers that use the Framebuffer::GFX backend (like the
+FastLED::NeoMatrix, SmartMatrix::GFX, and FastLED_SPITFT::GFX drivers)