public RESTadapter(Credentials credentials, string host, int port, JavaScriptSerializer serializer)
 {
     _credentials = credentials;
     _host = host;
     _port = port;
     _serializer = serializer;
 }
 public static void SaveTo(string filename, Credentials token)
 {
     using (var sw = new StreamWriter(filename, false)) {
         sw.WriteLine(token.ProjectId);
         sw.WriteLine(token.Token);
     }
 }