Removing the frame->Show(true) line when creating the wx gl shared context.  https://tracker.physiomeproject.org/show_bug.cgi?id=3101
Removing the frame->Show(true) line when creating the wx gl shared context.  https://tracker.physiomeproject.org/show_bug.cgi?id=3101

git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@9051 3c1deb5b-d424-0410-962d-aba41a686d42

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