- Added support for C++11 in project file (.pro).
- Added class Scene. This class will manage two lists: one with all non selected Drawables in the 3D scene, and another list wit all selected ones (by user).
- Test code for creating and traslating a cube has been replaced by code that creates and traslates and scene with a single cube.
- Vain attempts to create multiple widgets, each one with a viewport of the 3D scene. These vains attempts includes:
	- Modifications to Class diagram.
	- Creation of a class "ViewFrame".