The royal family are full of rule breakers, according to a bombshell new book, with Prince William feeling ‘put out’ when his brother Harry and Meghan went against an unwritten tradition and ‘upstaged’ him by booking an event the same day. Prince William has been preparing for his role as the next monarch of Britain all his life, being poised and learning the rules of the trade from his father since an early age. He understood the importance of his heritage and got straight to work after university, where he met his future Queen Kate Middleton. He settled into royal duty quickly, and has stuck…