tidytransit 1.7.0

• read_gtfs() can now read locations.geojson files according to the updated specifications #214
• tidytransit 1.7.0 needs gtfsio 1.2.0 as it uses json reading capabilities from gtfsio::import_gtfs()
• Internally, the automatically parsed specifications from https://gtfs.org/documentation/schedule/reference/ are now used
• The example feed google_transit_nyc_subway.zip has been modified and renamed to nyc_subway.zip #218

Full Changelog: 1.6.1...1.7.0