code: @Override
    public void login(String username, String passwd) {
      login(username, passwd, null);
    }
docs: Performs a Login. Actual old cookie login works right, because is pending on {@link
  #writeContent(net.sourceforge.jwbf.core.contentRep.SimpleArticle)}
  
  @param username the username
  @param passwd the password
  @see PostLogin