Extracted part of Cmiss_rendition_set_graphic_defaults into a smaller function for external APIs call. https://tracker.physiomeproject.org/show_bug.cgi?id=3122
Extracted part of Cmiss_rendition_set_graphic_defaults into a smaller function for external APIs call. https://tracker.physiomeproject.org/show_bug.cgi?id=3122

git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@9070 3c1deb5b-d424-0410-962d-aba41a686d42

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