#816 In multi-rotation, be able to put the total angle or the step angle (Rotation...

#816 In multi-rotation, be able to put the total angle or the step angle (Rotation only)

It must also be possible to enter the full angle value of the multi-rotation, with a toggle button defining the semantic of the angle value (either full rotation or between two consecutive repetitions).
For consistency, it should be the same for multi-translation.