Freiburg started life without long-serving coach Christian Streich with a 3-1 comeback win in their Bundesliga opener against last season’s runners-up VfB Stuttgart on Saturday. Coach Julian Schuster probably thought his debut wouldn’t go well when Ermedin Demirović gave Stuttgart the lead with only two minutes played. But Lukas Kübler equalized in the 27th and Ritsu Dōan in the 54th put Freiburg ahead to give Schuster a successful start in his new job. Kübler completed a brace and put the game to bed with a header in the 61st. “We didn’t get off to a good start in the game, we definitely expe…