Box3D object creation
Objects translation in object.json
TObject3D creation: path definition in 'main.js' and 'execute.js'
TObject3D creation: properties and 'delete' method defined
babylon editor import and textures (grille.png)
3dbox stuff
addObject method defined in space3D
resources for tobject3d
sphere3D tweaks
Cylinder3D hacks for correct heritage from tobject3D