Update project authors statements to Dartino

pkg/immi_samples/lib/ios/ImmiSamples/SlidingWindowPresenter.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 "SlidingWindowPresenter.h"
 
 @interface SlidingWindowPresenter ()
 
 @property id<CellPresenter> cellPresenter;
 @property UITableView* tableView;
 
@@ skipping 263 matching lines @@
 
 - (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView {
   self.scrolling = true;
 }
 
 - (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate {
   self.scrolling = false;
 }
 
 @end