def occurs_between?(begin_time, closing_time, options = {})
      enumerate_occurrences(begin_time, closing_time, options).next
      true
    rescue StopIteration
      false
    end
def occurs_between?(begin_time, closing_time, options = {})
      enumerate_occurrences(begin_time, closing_time, options).next
      true
    rescue StopIteration
      false
    end
Return a boolean indicating if an occurrence falls between two times