SERGIO MENDES Bom Tempo [Concord Records] Brazilian-born, U.S.-based Sergio Mendes staged a comeback in 2006 with his star-studded covers album, Timeless, and then solidified that return with 2008’s Encanto. Both albums were produced by Black Eyed Peas leader will.i.am. On Bom Tempo, Mendes takes the production reins himself with superb results. A sublime mix of samba rhythms, bossa nova beats and jazzy arrangements, the disc carries a glycerin-smooth...