Princess Anne was left off the guestlist for a key event so that Prince William and Princess Kate “could invite close friends” instead, a royal author has claimed. The baptism of Prince George in 2013 in Chapel Royal in St James’s Palace was a “relatively low-key affair” and as a result, some members of the Royal Family were “not invited”. This included the Princess Royal – William’s aunt – who was not one of the 22 people invited to witness the ceremony performed by the newly appointed Archbishop of Canterbury, Justin Welby. Robert Jobson, a royal author, wrote in his book Catherine: A Biogra…