Stop using ST_GeomFromGeoJSON function
Stop using ST_GeomFromGeoJSON function

Switch to ruby parsing of geojson data on csv files, ST_GeomFromGeoJSON was
returning random errors.

jmwenda/nationmaps,datapolitan/cartodb20,jmwenda/nationmaps,datapolitan/cartodb20,jmwenda/nationmaps,datapolitan/cartodb20,jmwenda/nationmaps,datapolitan/cartodb20