Last night was tough.  No doubt about it. A sunny and cool afternoon turned into a cold and cruel evening at Nationals Park, as we were reminded that sometimes the best managers do nothing in critical situations. They trust their players. Matt Williams is a rookie manager who has had a fine run in his first year, leading the Nats to the best record in the National League. But in what was close to a do-or-die game last evening, he over-managed.  And we were reminded that he is still a rookie. Jordan Zimmermann was one out away from completing two of the most stunning back-to-back pitching performances in baseball history.  How to follow-up a no-hitter on the final day of the regular season?  Oh, how about taking a 3-hitter within one out of a complete game shutout when your team is down one game in the NLDS.  He had easily handled the heart of the Giants order the last two times he faced them, so who cares if their 3-4-5 hitters are coming up. …