Rename fletch -> dartino

src/shared/selectors.h

 // 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.
 
 #ifndef SRC_SHARED_SELECTORS_H_
 #define SRC_SHARED_SELECTORS_H_
 
 #include "src/shared/utils.h"
 
-namespace fletch {
+namespace dartino {
 
 class Selector {
  public:
   enum Kind { METHOD, GETTER, SETTER };
 
   static uword Encode(int id, Kind kind, int arity) {
     return IdField::encode(id) | KindField::encode(kind) |
            ArityField::encode(arity);
   }
 
   static uword EncodeGetter(int id) { return Encode(id, GETTER, 0); }
 
   static uword EncodeSetter(int id) { return Encode(id, SETTER, 1); }
 
   static uword EncodeMethod(int id, int arity) {
     return Encode(id, METHOD, arity);
   }
 
   class ArityField : public BitField<int, 0, 8> {};
   class KindField : public BitField<Kind, 8, 2> {};
   class IdField : public BitField<int, 10, 22> {};
 };
 
-}  // namespace fletch
+}  // namespace dartino
 
 #endif  // SRC_SHARED_SELECTORS_H_