Clean-up changes to Buffer, Shader, Shape
Added a missing file
Tiny optimization to Buffer
Tiny cleanups to demos/CollisionBalls.py
Tiny cleanups to demos/CollisionBalls.py
Delete useless comment
Change colour to color to match gles2's spelling
set nobottom in envCube if array of textures 5 long in set_draw_details()
Start to clean up Camera.py
Now Camera has a default instance
Get more demos to use the default instance of Camera
Get some more demos to use the default instance of Camera
Get even more demos to use the default instance of Camera
Get even, even more demos to use the default instance of Camera
Get yet even more demos to use the default instance of Camera
Get yet even more demos to use the default instance of Camera
Get more yet even more demos to use the default instance of Camera
Fix Earth demo to use the default instance of Camera
Fix pi3d2 demo to use the default instance of Camera
Fix RaspberryRain demo to use the default instance of Camera