The wait is over: New crackerjacks are coming. The Navy’s top officer has approved the long awaited overhaul of the iconic dress uniform, a modernization that officials say will make them more comfortable and functional. Both dress whites and dress blues, worn by E-6 and below, have been updated after a six year trial-and-error effort. Chief of Naval Operations Adm. Jon Greenert “has approved the revised designs for the service dress blues and the service dress whites,” Rear Adm. Tony Kurta, director of military plans and personnel for the chief of naval personnel, said in a May 17 interview. “With…