Game end screen is drawn by the world map now. This is just a step to make a dialog...

Game end screen is drawn by the world map now. This is just a step to make a dialog like the SM3 one when the player's lost all lives.
(In case there isn't any worldmap, we should draw it anyway...)
Also, don't allow the player to open the menu when he is dying. Avoids cheating.

SVN-Revision: 1211