code: public static void closeEL(Reader r) {
  	try {
  	    if (r != null) r.close();
  	}
  	// catch (AlwaysThrow at) {throw at;}
  	catch (Throwable e) {
  	    ExceptionUtil.rethrowIfNecessary(e);
  	}
      }
docs: close Reader without a Exception
  
  @param r