For the second straight weekend DAWN OF THE PLANET OF THE APES ruled the box office, bringing its two week haul to a respectable $139 million and change. It might be one of the best-reviewed movies of the summer, but I think it could bumped with LUCY, HERCULES (sadly) and GUARDIANS OF THE GALAXY all about to  hit multiplexes across the country. What didn’t rule the box office? The sporadically funny SEX TAPE, starring Jason Segal and Cameron Diaz. It …