WHATEVER IT TAKES   This is it. We’re finally here. After 11 years of waiting, Joe and Anthony Russo’s Avengers: Endgame has finally arrived. It’s the 22nd installment in the Marvel Cinematic Universe, the biggest movie franchise of all time. All of the previous 21 movies:   - Iron Man, directed by Jon Favreau (2008); - The Incredible Hulk, directed by Louis Leterrier (2008); - Iron Man 2, directed by Jon Favreau (2010); - Thor, dire