By Jelani Scott San Antonio waived the promising second-year guard in a surprising move Friday night. Less than 24 hours after the Spurs waived guard Josh Primo, a new report has emerged detailing the alleged circumstances that led to his shocking release Friday night. ESPN’s Ramona Shelburne and Adrian Wojnarowski reported Saturday Primo’s sudden departure from the franchise was in connection with multiple allegations that the 19-year-old reportedly exposed himself to women. No further details regarding the allegations have been reported at this time. San Antonio made the decision to part way…