[vis] Add and Image_Drawer class for things with images associated.
Whoops, add the main module in
[core] Separate init from main loop
[core] rename loop to game
Finally implemented awesomely loading of game state from a file, accompanied by a massive and exhausting bug hunt which, while finally successful (it was due to an uninitialized boolean value in HaccTable triggering a path I'd lazily made a no-op), left its toll in the form of quite a bit of property damage to the plumbing which the exterminator has not yet elected to provide compensation for.  In other words, I'm done with life.