Ben Affleck and Jennifer Garner are proving that being friendly is possible after divorce. The former couple have been spotted co-parenting before, most recently attending their daughter’s Seraphina recital, with Garner becoming fast friends with Ben’s new wife Jennifer Lopez. And it seems another friendship is brewing, as Affleck was photographed hanging out briefly with Garner’s new boyfriend John Miller. The pair were all smiles having a casual conversation outside her home in Los Angeles, California. GrosbyGroup Affleck was waiting for the couple outside Garner’s home, and Miller . . .