Distance calculation webservice

Please indicate a minimum of stops (localities) to get distance
Separate them by a colon (:), e.g Luxembourg:Esch-sur-Alzette
You can combine as many stops as you want.

Example Use Cases:

Get all startpoints: /webservice/startpoints
Get distance between two or more stops (defaults to json when not specified):
/webservice/stop1:stop2?format=json or with
/webservice/stop1: ... :stopN
/webservice/stop1: ... :stopN?format=json or with
/webservice/stop1: ... :stopN?format=string