What's in, what's out in the hockey world for 2019Andy Lewis/Icon SportswireGreg Wyshynski, ESPNJan 1, 2019, 08:00 AM ETCloseGreg Wyshynski is ESPN's senior NHL writer.Follow on XEmailPrintGritty was a transcendent figure in 2018. But he's old news now. Find out about the latest trends in hockey as the calendar flips to 2019.