Comeback victory over Rangers strengthens Hearts grip on titleHe might already be crowned PFA manager of the year, in what looks a very prescient decision, but Derek McInnes cannot get everything right.He stressed before the match that Hearts would need to be at it right from the start. They weren’t. But a Hearts side firing on all cylinders only for half the game was still enough to tighten their grip on the Scottish title and all but eliminate Rangers from the equation. Silverware has already been displayed at Tynecastle. The triumphant Hearts youth side was invited to take a bow before kick-off with the trophy they won last week against Queen’s Park. Might there be something else gleaming at the stadium before the season is out? It now seems very likely.Hearts captain Lawrence Shankland (left) celebrates scoring their side’s second goal in the 2-1 win over Rangers at Tynecastle…