Fixed query range problems with the nomenclature tool. It can now handle...

Fixed query range problems with the nomenclature tool. It can now handle longitudinal ranges that encompass the 0/360 line. Fixes #958.

git-svn-id: http://subversion.wr.usgs.gov/repos/prog/isis3/trunk@4530 41f8697f-d340-4b68-9986-7bafba869bb8