University of Wisconsin’s women’s hockey coach Mark Johnson, unassuming in appearance, slipped through the courtside patrons at halftime of Wednesday’s Big Ten men’s basketball game between Penn State and the Badgers at the Kohl Center. Johnson, understated by nature, was the interview subject of the ESPN Regional television crew. Or, rather, his No. 1 ranked women’s team was. And the recognition was a sign of growth for his program and the sport.