J.K. Rowling hopes to conjure up a small fortune with new ‘Hogwarts’ e-books sales

British novelist J.K. Rowling, the creator of the Harry Potter franchise, announced on Wednesday the release of three new e-books centered not so much on any particular magical youngster but on the mystical school which shapes them into the wizards they become, Hogwarts. The three short stories, which will only be released in digital form, will…