It’s official. Navy has confirmed that Penn State men’s basketball coach Ed DeChellis, who guided the Nittany Lions to the 2009 NIT title, will leave his alma mater to become the new men’s basketball coach at Annapolis. The reports started creeping out Monday afternoon from a variety of outlets, including The Patriot-News of Harrisburg (Pa.) and ESPN. DeChellis built a middling program at what is a football school. Let’s face it, football will always be No. 1 in the pecking order in Happy Valley, at least as long as Joseph Vincent Paterno walks among us mortals. But it’s still an…