James Middleton hinted he will share details about his childhood with Princess Kate in his new memoir. The Princess of Wales’s brother shared details of his new book Meet Ella: The Dog Who Saved My Life. According to a new description, the book will follow the childhood years of his life growing up alongside the future princess, Kate and his third sibling Pippa Matthews. It will also provide an insight into James’s time at royal weddings and his visit to the King at Highgrove and Sandringham. The online description of the book reads: “James Middleton wanted nothing more than a dog of his own w…