By Denny Dyroff, Staff Writer, The Times HMS Pinafore at Longwood Gardens. In addition to the re-opening of its fountains in June, Longwood Gardens (Route 1, Kennett Square, 610-388-1000, www.longwoodgardens.org) is hosting a special live production by the Savoy Company on June 9 and 10. The Savoy Company, which is the oldest amateur theater company in the world, is dedicated solely to the production...