Return LogisticsEvents as api#Collection

/logistics-events endpoint of given LogisticsObject, e.g.

GET /logistics-objects/1a8ded38-1804-467c-a369-81a411416b7c/logistics-events HTTP/1.1
Host: 1r.example.com
Accept: application/ld+json; version=2.0.0-dev

should return an Object of type https://onerecord.iata.org/ns/api#Collection

For data model specification, see also https://github.com/IATA-Cargo/ONE-Record/blob/master/working_draft/API/ONE-Record-API-Ontology.ttl#L737