“Rich Kid?” “Hah-vahd boy?” For Alex Kerfoot, it’s all just noise

SAN JOSE, CALIF. – There won’t be any getting Alex Kerfoot off his game mentally with a “How do you like them apples?” crack about the Harvard grad, a la Matt Damon to that pony-tailed D-bag in that bar scene from “Goodwill Hunting.” No doubt, though, plenty of opponents will try. American “college boys” still face a barrage of trash…