This is an article recovered from the Daily Gullet archive, originally published in 2003.   by Janet A. Zimmerman Thursday, March 27, 2003   FORGET POLITICS and religion. You think the insurmountable divisions are between liberals and conservatives, Palestinians and Israelis, low-fat and low-carbohydrate diets? Nope. The real division, the line in the sand that counts, concerns raisins. The conflict in the Middle East or Northern Ireland is nothing compared to a raisin hate