By Denny Dyroff, Staff Writer, The Times There are two productions coming to the area this week that both tell a story and have circus elements. The hit musical “Pippin” will open at the Playhouse on Rodney Square (10th and Market streets, Wilmington, Delaware, 302-888-0200, www. duponttheatre.com) on March 7 and run through March 12. Cirque du Soleil’s “TORUK – The First Flight” will...