Reading native Michael Constantine, an actor best known for his Emmy-winning role as high school principal Seymour Kaufman in the TV series “Room 222” from 1969 to 1974 and his portrayal of Kostas “Gus” Portokalos, the Windex bottle-toting father of the bride in the 2002 film “My Big Fat Greek Wedding,” died Aug. 31 at age 94, his family disclosed Wednesday.Constantine’s brother-in-law Michael Gordon said Constantine died peacefully of natural causes in his Reading home, surrounded by family, including his sisters, Patricia Gordon and Chris Dobbs. Constantine had been ill for several years, but the nature of his illness was...