ST. LOUIS — Drew Bannister had been waiting for that one special period. The Blues interim coach got it Thursday night. St. Louis scored four times in the second stanza to blow past red-hot Edmonton 6-3 at Enterprise Center. Robert Thomas and Jake Neighbours each had a goal and two assists. Torey Krug, Jordan Kyrou, Pavel Buchnevich and Brandon Saad also scored for the Blues, who won have eight of their last 10 games. St. Louis, which trailed 2-1 after one period, needed its standouts to step up in the battle of two of the hottest teams in the Western Conference. And the big dogs came through …