(split) ENH: Method added for deleting the last point clicked. Contributed by      Lino Ramirez, Department of Electrical and Computer Engineering.      University of Alberta, Canada.
(split) ENH: Method added for deleting the last point clicked. Contributed by      Lino Ramirez, Department of Electrical and Computer Engineering.      University of Alberta, Canada.


aylward/ImageViewer,KitwareMedical/ImageViewer,thewtex/ImageViewer