The Patriots cut their roster down to 53 players on Saturday. There were quite a few surprises. Here are some thoughts on who the Patriots kept and who they didn’t. 1. Keeping Gunner Olszewski over Demaryius Thomas was a surprise but there are two things to keep in mind. One: Olszewski is versatile. He can play in 10 personnel packages and special teams. Two: Thomas didn’t get activated until last…