Update project authors statements to Dartino

tests/service_tests/multiple_services/multiple_snapshots_test.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.
 
 #define TESTING
 
 #include <pthread.h>
 #include <stdio.h>
 #include <stdlib.h>
 
 #include "include/fletch_api.h"
@@ skipping 67 matching lines @@
 
 int main(int argc, char** argv) {
   if (argc < 3) {
     printf("Usage: %s <snapshot_one> <snapshot_two>\n", argv[0]);
     return 1;
   }
   SetupMultipleSnapshotsTest(argc, argv);
   InteractWithServices();
   TearDownMultipleSnapshotsTest();
 }