By TOM SHANAHAN Time moves quickly in modern college basketball, especially in the era of NBA one-and-dones. Or in the case of Tre Jones, two-and-done. A year ago, Jordan Goldwire was the inexperienced guard without a career start learning to complement Jones, the returning starting point guard. They grew into a good fit. The lightly recruited 6-foot-2, 184-pounder from Norcross, Georgia, could spell Jones or play extended minutes when Jones was in foul trouble or missed a game…