GeoIP re-attribution: debug output not showing changes #12477
Description
Actual Output:
DEBUG [2018-01-18 13:48:03] Updating visit with idvisit = 2944645199 (IP = 95.236.0.0). Changes: [array]
Expected output:
DEBUG [2018-01-18 13:48:03] Updating visit with idvisit = 2944645199 (IP = 95.236.0.0). Changes: {"location_country":"it","location_region":"15","location_city":"Catania","location_latitude":37.5,"location_longitude":15.1}
Suggested fix: use json_encode to print a readable representation of the changeset.
https://github.com/matomo-org/matomo/blob/master/plugins/UserCountry/VisitorGeolocator.php#L192