Remove pip temp directory
Add esriGeoJson converter utility

Esri provides this as an open source project
Remove geojson dep, lean on esri utility

The esri conversion utility now provides the geojson
formatting
Construct geojson manually, with crs
Make pwd the default directory to save results
Add some whitespace for readability
Utilize callback error instead of throw
Remove useless function

This never grew to the function I thought it might
Kickoff the script at the bottom