Update project authors statements to Dartino

pkg/immi_samples/lib/ios/ImmiSamples/DrawerPresenter.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 "DrawerPresenter.h"
 
 @interface PanePresenter : NSObject <ViewPresenter, NodePresenter>
 
 @property DynamicPresenter presenter;
 @property bool empty;
 @property UIViewController* emptyViewController;
@@ skipping 152 matching lines @@
   [self.presenter patchNode:patch];
 }
 
 - (UIViewController*)viewController {
   if (self.presenter == nil) return nil;
   return self.empty ? self.emptyViewController
                     : [self.presenter viewController];
 }
 
 @end