Update project authors statements to Dartino

pkg/ffi/lib/utf.dart

-// 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.
 
 // All the code in this file is a direct copy from dart:convert. It is
 // here to remove the dependency on dart:convert which will not be
 // part of the library set for embedded due to its dependency on
 // dart:async.
 
 part of ffi;
 
@@ skipping 208 matching lines @@
       }
       break loop;
     }
     if (expectedUnits > 0) {
       _value = value;
       _expectedUnits = expectedUnits;
       _extraUnits = extraUnits;
     }
   }
 }