ST. LOUIS — On the Dishonor Roll of Blues clunkers this season, three of the last four contests would make the list. There was that 7-1 loss at Calgary on Jan. 24; the 4-1 loss to Winnipeg on Jan. 29; a Thursday’s 7-4 pratfall to New Jersey. Ugly hockey to be sure, but the Blues avoided making it four of five Saturday, stemming the tide with an authoritative 5-1 win over the Chicago Blackhawks at Enterprise Center. Coach Craig Berube bemoaned the team’s lack of emotion against New Jersey in what was the Blues’ first game since returning from their extra-long All-Star break. With the rival Blac…