added fgmax_tools.py with function to create fgmax data file and class to hold parameters
kmltools.py added to make kml files for regions and fgmax grids, to view in Google Earth
Merge branch 'topotools-fgmax-style' into ptha

* topotools-fgmax-style:
  kmltools.py added to make kml files for regions and fgmax grids, to view in Google Earth
  added fgmax_tools.py with function to create fgmax data file and class to hold parameters