This soft can do grouping too as far as I know but I never really used it personally. Too many options, too many buttons to learn about. While Blender + uvpackmaster is usually push and forget.
http://www.k2.t.u-tokyo.ac.jp/members/alvaro/Khronos/Khronos_Projector.htm What things could be done with tech like that. Painting on a canvas with an undo button!?!