Myth
This is the craziest thing ever, but I doubt it will happen. Rumor is, they might take old footage and use it for the new Superman movie. Again, I doubt this and would bet money that it won't happen.
http://www.rottentomatoes.com/news/comments/?entryid=171178
http://www.rottentomatoes.com/news/comments/?entryid=171178