* Documented public member functions (unless they are trivial)
 * Game logic complete (detects end of a game in case of check mate, knows valid moves)
 * AI complete
 * board has textures for the fields
 * Torus view
 * Skybox in torus view (sphere)
 * 3d view
 * 2d figures (rendering svgs on buffers)
 * Fogging (Depth Cueing) in 3d view

Uncomplete/not done:
 * Loading 3ds meshes
 * 3d figures