Update project authors statements to Dartino

PRESUBMIT.py

-# 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.
 
 import cpplint
 
 """Top-level presubmit script for Fletch.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
@@ skipping 49 matching lines @@
   for f in input_api.AffectedSourceFiles(FilterFile):
     filename = f.AbsoluteLocalPath()
     if filename.endswith('.cc') or filename.endswith('.h'):
       # Run cpplint on the file.
       cpplint.ProcessFile(filename, 1)
 
   # Report a presubmit error if any of the files had an error.
   if cpplint._cpplint_state.error_count > 0:
     result = [output_api.PresubmitError('Failed cpplint check.')]
   return result