Like a lot of teens, the 16-year-old suburban boy got an allowance from his parents. But he wasn’t spending his $50-a-week stipend on movies or candy. Instead, the Berwyn teen was buying Cook County sheriff’s clothing, hats, patches and even a badge. “Some kids his age collect baseball cards. This kid collected badges and patches,” said Steve Patterson, a spokesman for Cook County Sheriff Tom Dart. Sheriff’s investigators seized the items in March, but did not arrest the boy after determin