By Brian Leland – Writers on the Range A town’s July 4th celebration says a lot about a community, and this holiday in Bozeman, Montana, promises to be relatively laid-back, with locals typically heading for nearby Livingston or Ennis to catch their parades, then back home for stirring music and fireworks at the fairgrounds. Just five years ago, however, Bozeman woke up to controversy when the newly formed local Tea Party decided it wanted to march down Main Street on the Fourth to protest taxes and government spending. But rather than follow the normal process for a parade permit, the…