Modify the python file manager utility to update ig_rz.dat (used by ionosphere model)
The file that is updated on the web periodically is here: http://irimodel.org/indices/
The file GMAT reads is here: \data\IonosphereData\ig_rz.dat
NOTE: THIS FILE MUST HAVE UNIX LINE ENDINGS OTHERWISE CODE WE ARE RE-USING CRASHES. THERE SHOULD BE PYTHON UTILS THAT CONVERT LINE ENDINGS.
and use forward slashes cause that s too much to ask of Apple.