Creates ical link for My Müll.
Use url http://myserverandport/calendar.ical?city_id=someCityId&area_id=someStreetAreaId with someCityId and someStreetAreaId to download or subscribe to the calendar.
Can be get via https://mymuell.jumomind.com/mmapp/loxone/lox.php?r=cities
Can be get via https://mymuell.jumomind.com/mmapp/api.php?r=streets&city_id=someCityId