The United Kingdom won five International Emmy Awards on Monday as “American Idol” executive producer Nigel Lythgoe received an honorary prize presented by Lady Gaga, who made a surprise appearance. The Emmys, which honor television produced outside the United States, extended their reach at its 39th annual awards. While the United Kingdom dominated, winning five of 10 competitive categories including best actress for Julie Walters and best actor for Christopher Eccleston, it was not a sweep as in recent years when it won as many __