message: Fix usage of Response in integration tests
diff: @@ -16,7 +16,7 @@ export function jsonapiResponse(_options: any, body?: any, timeout?: number): Pr
  options.headers['Content-Type'] = 'application/vnd.api+json';
  response = new Orbit.globals.Response(JSON.stringify(body), options);
  } else {
  - response = new Orbit.globals.Response(options);
  + response = new Orbit.globals.Response(null, options);
  }
  // console.log('jsonapiResponse', body, options, response.headers.get('Content-Type'));
  