Changed the default of the parameter MODE to Ground as per request....

Changed the default of the parameter MODE to Ground as per request. Furthermore, latinc and loninc's default values have been raised to 10.0 over 1.0. This should resolve #178

git-svn-id: http://subversion.wr.usgs.gov/repos/prog/isis3/trunk@2854 41f8697f-d340-4b68-9986-7bafba869bb8