public static HistoryEvent createAdded(Recordable recordable,String referrer){
  return createAdded(System.currentTimeMillis(),recordable,referrer);
}

public static HistoryEvent createAdded ( Recordable recordable , String referrer ) { return createAdded ( System . currentTimeMillis ( ) , recordable , referrer ) ; }
new history signifying the addition of a recordable , with now as the timestamp .
