It’s been less than a month since Houston Rockets coach Kevin McHale laughed at media questions over additional playing time for rookie big man Clint Capela. In fact, exactly three weeks before Tuesday’s Game 2, McHale said the idea of meaningful postseason minutes for Capela would mean that “a lot of guys are hurt”, adding that the Rockets would be “in trouble” if that happened. Yet there Capela was on Saturday night at Toyota Center, running the floor like a gazelle while playing