Adding to region PyZinc unit test.  https://tracker.physiomeproject.org/show_bug.cgi?id=3568
Adding to region PyZinc unit test.  https://tracker.physiomeproject.org/show_bug.cgi?id=3568

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