 By Angelo Amante and Wladimir Pantaleone PALERMO, Italy Reuters - When Salvatore Catalano discovered that mafia boss Matteo Messina Denaro had lived just a short walk from his house in the western Sicilian town of Campobello di Mazara, he felt sick. Catalanos brother, Agostino, was a policeman who died in a 1992 bomb that killed anti-mob magistrate Paolo Borsellino - a attack that prosecutors say Messina Denaro helped mastermind. Theres anger in my heart and soul now that I know he was here... 