Update project authors statements to Dartino

samples/simple_todo/simple_todo_main.cc

-// 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.
 
 #include <stdio.h>
 #include <pthread.h>
 #include <stdlib.h>
 
 #include "include/fletch_api.h"
 #include "include/service_api.h"
 #include "cc/simple_todo.h"
@@ skipping 160 matching lines @@
 int main(int argc, char** argv) {
   if (argc < 2) {
     printf("Usage: %s <snapshot file>\n", argv[0]);
     return EC_OK;
   }
 
   ServiceApiSetup();
   StartVmThread(argv[1]);
   return InteractWithService();
 }