It's only August, with the start of the regular season still close to two weeks away, but it's already apparent that the 49ers 2013 draft was a bonanza.No. 1 pick Eric Reid apparently will be a starter at safety. Second-round pick Vance McDonald looks like a keeper as a second tight end to replace Delanie Walker. Wide receiver Quinton Patton, a fourth-round pick, looked terrific in his exhibition debut Sunday night vs. the Vikings. And B.J. Daniels, a seventh-round pick from South Florida, may beat the odds to make the roster as a quarterback and jack-of-all-trades.Plus, the trade Monday of veteran linebacker Parys Haralson opens the door for outside linebacker Corey Lemonier to get plenty of playing time.Lemonier, a third-round choice from Auburn -- where he mostly played defensive end at 6-foot-3 and 255 pounds – has quickly and successfully made the transition to outside linebacker in the 49ers' 3-4 defense. His skills as a pass rusher have been on display during this exhibition season, and his performance prompted the 49ers to trade Haralson to the Saints.At Auburn, Lemonier had 17 career sacks and was a two-time all-Southeastern Conference honoree.As Eric Branch of the...