RPT--ECB under fire over market-sensitive closed-door speech

(Repeats story that ran Wednesday; no change to text.) By Marc Jones May 20 () - * ECB speech released only day after delivery * Euro fell sharply after comments published * Event attended by hedge funds, bankers, academics * Informal meetings "give rise to serious questions" - MEP * "Cardinal" disclosure rule violated - strategist By Marc Jones and John O'Donnell LONDON/FRANKFURT, May 20 (Reuters) - The European Central Bank is under fire after one of its policymakers gave market sensitive i...