Update project authors statements to Dartino

benchmarks/binary_size/FletchARMBinarySize.dart

-// Copyright (c) 2016, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2016, 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 'dart:io';
 
 List<String> trimAll(List<String> list) {
   return list.map((s) => s.trim()).toList();
 }
 
 void main() {
@@ skipping 21 matching lines @@
     for (var key in interestingKeys) {
       if (baselineKeys[i] == key) {
         int lkFletchValue = int.parse(fletchValues[i]);
         int lkBaselineValue = int.parse(baselineValues[i]);
         int fletchSize = lkFletchValue - lkBaselineValue;
         print("FletchARMBinarySize_$key(CodeSize): ${fletchSize}");
       }
     }
   }
 }