Venerable singer Wendo Kolosoy is a Congolese icon, and like his countryman Sam Mangwana, Cape Verde’s Cesaria Evora, and Cuba’s Buena Vista posse, he is presently enjoying a much-deserved late-life renaissance. His sandpapery vocals are interlaced with exuberant yodeling, playful asides, and slap-and-tickle exhortations to the other players. The swinging, mellow band brings back the classic rumbas that …