Update project authors statements to Dartino

src/vm/event_handler_windows.cc

-// 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.
 
 #if defined(FLETCH_TARGET_OS_WIN)
 
 #include <winsock2.h>
 
 #include "src/vm/event_handler.h"
 
 #include "src/shared/atomic.h"
@@ skipping 202 matching lines @@
 
     data->allocated.Insert(info);
   }
 
   return process->program()->null_object();
 }
 
 }  // namespace fletch
 
 #endif  // defined(FLETCH_TARGET_OS_WIN)