Request (GET) [`/viaroute?loc=48.8588%2C2.3469&loc=52.3546%2C4.9039`](http://router.project-osrm.org/viaroute?loc=48.8588%2C2.3469&loc=52.3546%2C4.9039) returns a 400 bad request. This is unexpected (see that the `loc` parameter values are encoded `%2C`==`,`). When using [`/viaroute?loc=48.8588,2.3469&loc=52.3546,4.9039`](http://router.project-osrm.org/viaroute?loc=48.8588,2.3469&loc=52.3546,4.9039) a 200 in returned.