Use Pic4Carto.js for pictures retrieval
As Mapillary is shuting down its API v2, it's necessary to migrate picture retrieval in OpenLevelUp to Pic4Carto, to simplify changes of API over time.
As Mapillary is shuting down its API v2, it's necessary to migrate picture retrieval in OpenLevelUp to Pic4Carto, to simplify changes of API over time.