He’s been doing stand-up for 50 years and he’s sometimes called the comedian’s comedian. For Jay Leno, Robert Klein is a comic hero. “He was a guy who I felt was like me. Middle class, normal parents. Watched the same TV shows I watched and that was a big change in comedy.” Jerry Seinfeld points to Klein as one of the most “intelligent, coolest comedians around.” I caught up with Klein in upstate New York where he was appearing at the Woodstock Comedy Festival…