Changed cpp graphics material module to use a shorter name. https://tracker.physiomeproject.org/show_bug.cgi?id=3589
Changed cpp graphics material module to use a shorter name. https://tracker.physiomeproject.org/show_bug.cgi?id=3589

hsorby/zinc,OpenCMISS/zinc,hsorby/zinc,OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc