Created OpenGLDemo04.

Uploaded stubs.
Copied Scene related stuff from demo03.
Copied Renderer related stuff from demo03.
Copied Master and main stuff from demo03.
Removed GL usage in Scene

Changed from GLuint to unsigned int, and removed inclusion of glew.
Added createCube helper.

And removed const stuff.
Initial implementation of createGrid.

And deletion of const stuff.
Added parameters to createGrid.

Rotation.