code: @Override
      public void setConfigs(List<String> configs) {
          configList.clear();
          if (configs != null) {
              configList.addAll(configs);
          }
      }
docs: Sets configs to be passed to Tesseract's <code>Init</code> method.
  
  @param configs list of config filenames, e.g., "digits", "bazaar",
  "quiet"