/// <summary>
        /// Initialize controller and the LinkedData service
        /// </summary>
        /// <param name="requestContext">Current http request context</param>
        protected override void Initialize(RequestContext requestContext)
        {
            base.Initialize(requestContext);

            if (this._LinkedDataService == null)
            {
                this._LinkedDataService = new LinkedDataCallsService();
            }
        }
        /// <summary>
        /// Initialize controller and the LinkedData service
        /// </summary>
        /// <param name="requestContext">Current http request context</param>
        protected override void Initialize(RequestContext requestContext)
        {
            base.Initialize(requestContext);

            if (this._LinkedDataService == null) this._LinkedDataService = new LinkedDataCallsService();
        }