Add gantry.comp from Steinkuehler
Add gantry.comp from Steinkuehler

Signed-off-by: Moses McKnight <76c580f0e3e4c9061b71a0636aee421ebf678b6e@texband.net>
ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror