A single manipulator could only assign a single operator to each part. Now each part can have it's own. Also modify 2D selection callback, 2D started at 1, 3D at 0. Now use -1 for unset value, start both at 0.
A single manipulator could only assign a single operator to each part. Now each part can have it's own. Also modify 2D selection callback, 2D started at 1, 3D at 0. Now use -1 for unset value, start both at 0.