Update project authors statements to Dartino

pkg/immi_samples/lib/ios/ImmiSamples/MenuPresenter.mm

-// Copyright (c) 2015, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
 #import "MenuPresenter.h"
 
 @interface MenuPresenter ()
 
 @property (weak) MenuNode* root;
 @property UINavigationController* navigationController;
 
@@ skipping 60 matching lines @@
   return cell;
 }
 
 - (void)tableView:(UITableView*)tableView
     didSelectRowAtIndexPath:(NSIndexPath*)indexPath {
   MenuItemNode* item = self.root.items[indexPath.row];
   item.select();
 }
 
 @end