Apple has filled its need for an executive to oversee its stores, and in a big way: The company has hired Burberry CEO Angela Ahrendts to the newly created position of senior vice president of retail and online stores.It's the latest move in the fallout from the 2011 departure of former Apple retail chief Ron Johnson, who built Apple's strong retail presence with Steve Jobs but left to become CEO at retailer JCPenney. Johnson was fired by JCPenney's board in 2013; Apple hired John Browett (previously CEO of tech retailer Dixons and supermarket chain Tesco) as a replacement in 2012, but that hire fizzled and Browett was