This proof-of-concept move gadget is based on the move gadget
in studio example of QtQuick3D.
Change-Id: I1b596443a3e99c16ed214bc464c5367a0f7aa503
Fixes: QDS-1125
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
Reviewed-by: Pasi Keränen <pasi.keranen@qt.io>