enable ctrl+home &ctrl+end to navigate between the start and end of command history and set persistent gfx  on the command entry line once gfx command has been entered
enable ctrl+home &ctrl+end to navigate between the start and end of command history and set persistent gfx  on the command entry line once gfx command has been entered

git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@5795 3c1deb5b-d424-0410-962d-aba41a686d42

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