After living through a decade or so of superhero epics, I’m starting to feel a bit fatigued by the whole thing: Christopher Nolan’s Batman trilogy is done, Sam Raimi’s Spider-Man series was unceremoniously truncated, and the prospect of additional Wolverine-centric X-Men films is looking a bit dim. That said, last summer marked the release of my favorite Marvel film to date – “Guardians of the Galaxy” – so clearly there’s still some gas in the