Niall Williams’ Time of the Child might just be the big ‘feel-good book of the year’—but there’s more to it than that. Also, Scottish writer Ali Smith and her too-real-to-be-allegorical Gliff; and in Alan Moore's The Great When, we're presented with a hallucinatory vision of an alternative London, anchored in post-World War ll realism. BOOKS Ali Smith, Gliff, Hamish Hamilton …