Expose GeoJson's web retrieval to its own function (#1458)
Expose GeoJson's web retrieval to its own function (#1458)

* move GeoJson.process_data()'s web data retrieval to its own fucntion so it can be overrriden or subclassed readily

* remove whitespace

Co-authored-by: Beau Uriona <b3e85e85428dd23b8929bcd9de06643b165a50c4@usbr.gov>
python-visualization/folium,ocefpaf/folium,python-visualization/folium,ocefpaf/folium