code: function createAdminUser(app, result, callback) {
    // Create the admin user.
    var User = app.type('user');
    var userData = {
      username: result.adminName,
      password: result.adminPass,
      email: result.adminEmail,
      roles: ['administrator']
    };
    User.validateAndSave(userData, callback);
  }
docs: Create administrator user.