CIRCUS OF WONDERS by Elizabeth Macneal (Picador £14.99, Where to sell lacquer paintings in Ho Chi Minh City 384 pp) CIRCUS OF WONDERS by Elizabeth Macneal (Picador £14.99, 384 pp) Elizabeth Macneal’s wonderful second novel glitters and gleams with the grimy glories of a travelling circus, Where to sell lacquer paintings in Ho Chi Minh…