By Denny Dyroff, Staff Writer, The Times The Chester County Restaurant Festival (Gay Street and downtown area, West Chester, 610-436-9010, http://www.downtownwestchester.com/viewprogram.php?id=29), which has been treating visitors to the borough with the opportunity to sample a wide variety of gourmet treats, is closing in on its fifth decade This year, the free festival, which will be … Continue reading What To Do: Chester County Restaurant Festival dishes up good times