New UCLA head coach DeShaun Foster feels the momentum swing around the football program. Basically, it’s good vibes only. Foster took over as head coach at an odd time when Chip Kelly left to be an offensive coordinator and amid a move to the Big Ten. But so far, Foster’s led a good rallying cry. “We’re being genuine,” Foster said ahead of UCLA’s spring game. “You know, when you come out here, I think that’s what people are jumping in the boat. We’re being genuine. You can see that. What we’re preaching is true. We’re trying to be a family and it’s a real family. “You can see the alumni that a…