Heritage Live at Englefield House: Elbowon Sunday, July 21 Review by NIKI HINMAN Is it me or does Elbow frontman Guy Garvey look increasingly like Stephen Fry? Who cares anyway, because a beaming and charming Mr Garvey wooed the crowds on Sunday at Englefield Estate’s Heritage Live. Obviously taken with the stately back drop of the big house, his second calling as a stand up comedian showed itself, as he gently mused about the Batman aesthetics of Englefield. “I used to be in chorister school with Christian Bale,” he says to the crowd, who, mostly I think, believed him. Until he let us know ot…