gmoccapy_0_9_9_7_6 - no more gscreen.emc or gscreen.ini

- don't need gscreen.emc any more, all is done now directly
  with the linuxcnc python bindings
- I do not use any more the gscreen.ini, we use now
  the linuxcnc.ini version from the python module
gmoccapy_0_9_9_7_6 - forgot to add some wait_complete