LENOX — Students at a Massachusetts school want to remain millionaires.The Lenox Memorial Middle and High School student council on Wednesday announced that a school-wide poll found a majority of students want to keep the sometimes contentious Millionaires mascot.About 96 percent of the school's 438 students voted last month. Fifty-one percent voted to keep the nickname, 32 percent wanted to change it, and 17 percent had no opinion.