Logo text The tone of Lawrence Kasdan ‘s Marty, Life Is Short , a 101-minute tribute to and celebration of Martin Short , is captured in the final minute before the closing credits. First, Jiminy Glick, Short’s latex-buried alter ego, scoffs at the mere idea of a documentary about Martin Short. Marty, Life Is Short The Bottom Line A sad and funny portrait and love story. Airdate: Tuesday, May 12 (Netflix) Director: Lawrence Kasdan 1 hour 41 minutes “They’re making a documentary on literally every human being that existed,” says the reliably buffoonish Glick, who in this instance is far from incorrect. Kasdan’s Netflix documentary overlaps with so many different recent docs, including clip-heavy showcases for Steve Martin , Chevy Chase and all things Saturday Night Live , that one can imagine his biggest hurdle was avoiding accidentally getting a different documentary’s crew in the back of his shots.…