docs: function renameFiles(files)
  {
    files.forEach(function (file)
    {
      var originalName = path.basename(file);
      var newFileName = originalName.toLowerCase();
      var directory = path.dirname(file);
      if (originalName != newFileName)
      {
        fs.renameSync(file, directory + "/" + newFileName); //, function(err)
  
        if (debug)
          console.log('Renamed: %s --> %s', originalName, newFileName);
  
        originalFiles.push(originalName);
        renamedFiles.push(newFileName);
      }
    });
  }