// GET: api/Categories
        public IHttpActionResult Get()
        {
            string token = GetAuthToken();

            if (string.IsNullOrEmpty(token))
            {
                return(Unauthorized());
            }
            DataAccessSoapClient ws = new DataAccessSoapClient();

            Category[] categories = ws.FindAllCategories(new Security {
                BinarySecurityToken = token
            });
            return(Ok(categories.Select(c => new { Id = c.Id, Name = c.Name })));
        }