A lot has been going right for the 49ers after a rough start.Since losing consecutive games to the Seahawks and Colts in September, the Niners have reeled off five straight victories to get to 6-2 at their bye week and remain just a game behind Seattle in the NFC West.During the winning streak, the offense has been re-charged with a run-first mentality, and the defense – despite the absence of top pass rusher Aldon Smith and nagging injuries to defensive linemen Glenn Dorsey and Ray McDonald – has seemed to improve each week.Now it appears the 49ers may get even stronger over the second half of the season. When San Francisco – which has a bye this week – returns to the field on Nov. 10 against the Carolina Panthers at Candlestick Park, wide receiver Mario Manningham will likely be in the starting lineup opposite Anquan Boldin, giving quarterback Colin Kaepernick a pair of proven, veteran receivers for the first time this year.In addition, more reinforcements may be on their way.Wide receiver Michael Crabtree, the team's top receiver who was injured this spring, is due to return in November, cornerback Eric Wright could also be active for the game against...