Not all programs support this feature for now, but that’s because they
don’t support the scene framework either, and will need patching. Also
the default postprocess is deliberately exaggerated for now.

code from the Video to the Renderer class.

- removed 46 CR characters
 - removed 237 trailing whitespaces
 - replaced 0 tabs with spaces

FrameBuffer : Added GetSize() & tweaked Bind()/Unbind() with size update for correct rendering.

Shader::SetUniform override, and implement most of the FBO code for
the Direct3D backend.

supported yet).

and support automake 1.12 in the bootstrap script.

attributes if GL version isn't 3.0 at least.