Boss. That appears to be the term du jour for the ten year old set these days. Or, at least the ten year old boys I’ve hung out with recently. As in, “that Lego set is boss.” Or, “this game on the Kindle is so boss.” And if a thing was particularly awesome/special/worthy of note? Beast.   Those two words were thrown around quite liberally during Mikey’s birthday sleepover. Instead of making a big deal out of this milestone birthday, all he wanted was a small family celebration with ice cream cake on his actual birthday, and then a sleepover with three of his good buddies from church. Done and…