Update project authors statements to Dartino

src/vm/object_memory.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/object_memory.h"
 
 #include <stdlib.h>
 #include <stdio.h>
 
 #include "src/shared/assert.h"
 #include "src/shared/platform.h"
@@ skipping 338 matching lines @@
         }
         current += Instance::kSize;
       } else {
         current += object->Size();
       }
     }
   }
 }
 
 }  // namespace fletch