Modifications

[http://hackaday.com/2014/01/03/3d-printering-making-a-thing-in-blender-part-i/ Blender-Orienté impression 3D - partie 1 (English)] <br />

[http://hackaday.com/2014/01/03/3d-printering-making-a-thing-in-blender-part-ii/ Blender-Orienté impression 3D - partie 2 (English)] <br />