message: Pull noc button text for GTK fix
  from
  commit
  Author:     Ziv Shahaf
  AuthorDate: Tue Sep 5 11:06:10 2017 +0300
  Commit:     GitHub
  CommitDate: Tue Sep 5 11:06:10 2017 +0300
  Fixed button text for GTK save dialog
diff: @@ -104,7 +104,7 @@ const char *noc_file_dialog_open(int flags,
  NULL,
  action,
  "_Cancel", GTK_RESPONSE_CANCEL,
  - "_Open", GTK_RESPONSE_ACCEPT,
  + flags & NOC_FILE_DIALOG_SAVE ? "_Save" : "_Open", GTK_RESPONSE_ACCEPT,
  NULL );
  chooser = GTK_FILE_CHOOSER(dialog);
  if (flags & NOC_FILE_DIALOG_OVERWRITE_CONFIRMATION)
  