Have your squire put on your best (and only) set of armor and be sure to re-paint your shield! We’re here to discuss the surprisingly delightful “Game of Thrones” spin-off “A Knight of the Seven Kingdoms,” which features characters to root for, humor, and other things in short supply in other installments of the franchise. Jason Snell with John Siracusa, Erika Ensign and John Moltz.