MGM has been in the news a lot lately; announcing a new 'Ben-Hur,' a possible sequel to 'Hot Tub Time Machine,' and now setting the release date for one their bigger in development projects. As you may remember, Brett Ratner will be directing 'Hercules: The Thracian' war, centering of course on the mythic hero. The Mt. Olympus-sized Dwayne "The Rock" Johnson will be taking the titular role. The f…