MONTREAL — Finishing off a grueling five-city road trip against a rebounding squad full of energy wasn’t the easiest way for Philipp Grubauer and the Kraken to end a weeklong winless stretch. Despite languishing in the NHL’s basement, the Montreal Canadiens have been a changed club under new coach Martin St. Louis the past dozen games and showed why for much of this Saturday night affair. But Grubauer stood tall in his net when it mattered and the Kraken, who bent without breaking completely, squeaked out a 4-3 victory via a shootout on a night they were out-skated and beaten to loose pucks mu…