Enhance to explain that there are two demos are, and what they demonstrate.
Enhance to explain that there are two demos are, and what they demonstrate.

simonjwright/Ada_Drivers_Library,AdaCore/Ada_Drivers_Library,simonjwright/Ada_Drivers_Library,Fabien-Chouteau/Ada_Drivers_Library,Fabien-Chouteau/Ada_Drivers_Library,AdaCore/Ada_Drivers_Library,ellamosi/Ada_BMP_Library,lambourg/Ada_Drivers_Library