Rename fletch -> dartino

tools/generate_version_cc.py

 #!/usr/bin/env python
 # 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.
 
 import os
 import sys
 import utils
 
 version_cc_template = """\
 // 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.
 
 #include "src/shared/version.h"
 
-namespace fletch {
+namespace dartino {
 
 extern "C"
 const char* GetVersion() {
   return "%(version)s";
 }
 
-}  // namespace fletch
+}  // namespace dartino
 """;
 
 
 def Main():
   args = sys.argv[1:]
   version_cc = args[2]
   version = utils.GetSemanticSDKVersion()
   updated_content = version_cc_template % {"version": version}
   with open(version_cc, 'w') as f:
     f.write(updated_content)
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(Main())