By Denny Dyroff, Entertainment Editor, The Times Unionville Community Fair Each year, a sure sign that autumn has arrived is the weekend when the annual Unionville Community Fair (101 East Street Road, Unionville, http://www.ucfairinc.org) is held – the first weekend in October. The fair, which is running now through October 6, is a real down-home country fair with a cow milking contest, farm equipment...