Add a verbose flag to the "gfx unselect" command so that it only echo's the number of selected nodes if "verbose" is specified.
Add a verbose flag to the "gfx unselect" command so that it only echo's the
number of selected nodes if "verbose" is specified.


git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@4403 3c1deb5b-d424-0410-962d-aba41a686d42

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