THIS POST HAS SPOILERS.  GREAT BIG SPOILERY-SPOILERS.  MEGA-MONDO-HUGE SPOILERS OF A MOST SPOILERIFIC NATURE. Okay?  Okay. In the interests of full disclosure, I will say that Christopher Reeves will always be My Superman.  So, I was torn about going to see Man of Steel.  But, lately, super hero movies have gotten so much better, which cheers my nerd girl heart, so I decided to give it a chance.  And I was really, really surprised at what I saw. Whatever flaws Man of Steel had, and they were legion, there is one thing that movie finally got totally and completely right.  They stood one aspect of the continuity they stood on…