public IHttpActionResult GetRoadConditionsOverview()
        {
            var webClient = new MessageWebService();
            var result = webClient.GetRoadConditionOverviews();

            if (result == null)
            {
                return NotFound();
            }

            return Ok(result);
        }
        // GET: TrafficMessages
        public ActionResult RoadConditionsOverview()
        {
            var webClient = new MessageWebService();
            var result = webClient.GetRoadConditionOverviews();

            if (result == null)
            {
                return HttpNotFound();
            }

            return Json(result, JsonRequestBehavior.AllowGet);
        }