Once the stomping ground of Italy's greatest directors and actors, from Federico Fellini to Sophia Loren, Rome's renowned Cinecitta film studios are planning a much-needed makeover for a new era. In recent decades, although critically acclaimed films such as Bernardo Bertolucci's 1987 "The Last Emperor" and Anthony Minghella's "The English Patient" in 1996 were shot at Cinecitta, major productions have …