FOREVERPersonnel: Charles Pettaway (guitar); Marleny Dominguez, Bill Crowley . Audio Mixers: Sean Rock; Steve Gordon . Photographer: Glen Moodie. The sticker on the front of Donell Jones' sixth album his second release for veteran R&B artist sanctuary eOne refers to the singer as an "R&B superstar." For someone who has reached the Billboard R&B Top 20 only four times (the last time was in 2002), that's probably a stretch. There's no denying that his fan base