Authenticated AGS Web Request

        /// <summary>
        /// Calls the Arc GIS server.
        /// </summary>
        /// <param name="URI">The URI.</param>
        /// <param name="response">The response.</param>
        static public void CallArcGISServer(string URI, out JObject response)
        {
            Stream data = null;
            StreamReader reader = null;

            try
            {
                //log the request string
                Logger.SystemInfo("Sending request to AGS: " + URI);

                WebClientWrapper client = new WebClientWrapper();
                var credential = CredentialCache.DefaultNetworkCredentials;
                client.Credentials = credential;
                
                data = client.OpenRead(URI);
                reader = new StreamReader(data);

                string s = reader.ReadToEnd();

                response = JObject.Parse(s);

            }
            catch (Exception ex)
            {
                Logger.SystemError("An error occured when calling ArcGIS Server" + ex.ToString());
                throw;
            }
            finally
            {
                if (data != null)
                    data.Close();

                if (reader != null)
                    reader.Close();
            }

        }