EL SEGUNDO — Drew Doughty sat at his locker inside Toyota Sports Center, where he and the Kings train. Teammates joked with one another after a tough practice. They seemed at ease. It is, perhaps, a different atmosphere under first-year head coach John Stevens. The former Kings assistant and associate head coach was promoted in late April, replacing the ousted Darryl Sutter, who led the Kings to their only Stanley Cup titles in 2012 and 2014, but whose teams missed the playoffs two of his last three seasons. With Stevens at the helm, hard work and fun appear able to co-exist. As Doughty took off his skates, he spoke his mind. “John's more of a players' coach, whereas Darryl kind of wasn't a players'