Update project authors statements to Dartino

src/vm/weak_pointer.cc

-// Copyright (c) 2014, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2014, 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.
 
 #include "src/vm/weak_pointer.h"
 
 #include <stdlib.h>
 
 #include "src/vm/object.h"
 #include "src/vm/object_memory.h"
 
@@ skipping 82 matching lines @@
 }
 
 void WeakPointer::Visit(WeakPointer* pointers, PointerVisitor* visitor) {
   while (pointers != NULL) {
     visitor->Visit(reinterpret_cast<Object**>(&pointers->object_));
     pointers = pointers->next_;
   }
 }
 
 }  // namespace fletch