Bertie Ahern is back. And so is his old acquaintance and former Fianna Fáil donor Tom Bailey of the Bailey brothers, the developers of planning tribunal fame whose building company Bovale made a record €25 million tax settlement with the Revenue Commissioners in 2006. A stint in Nama followed, and a seven-year ban on acting as company directors after the High Court in 2013 found both brothers guilty of “particularly serious” misconduct and fraud.  But after all of the drama, Tom Bailey still has considerable property wealth held in trust for his family, which has become the subject of a…