Bravo fans, be ready!The Real Housewives of Atlanta Season 16 cast is here — and it’s good! While Porsha Williams and Kenya Moore have already revealed they will be holding a peach this upcoming season, RadarOnline.comhas confirmed Drew Sidora’s return and four new ladies have joined the mix. Here’s everything we know so far. Newbies Brittany Eady, Kelli Ferrell, Angela Oakley, and Shamea Morton Mwangi, a longtime friend of the show, will be stirring up trouble alongside comeback queen Porsha and fan favorites Kenya and Drew. Fans get an additional bonus, with Housewives veteran Cynthia Bailey…