Make the automap actually work

- Except that it's showing just black and white instead of the proper terrain pictures
- Fixed towns not initializing some flags, such as defy_mapping, causing them to be true when they shouldn't be
- Fix Ellipse shapes not being correctly positioned

osx/boe.town.h

@@ -26,7 +26,7 @@ void erase_specials();
 void erase_out_specials();
 short get_town_spec_id(location where);
 void clear_map();
-void draw_map (sf::RenderWindow& the_dialog, short the_item);
+void draw_map(bool need_refresh);
 bool is_door(location destination);
 void display_map();
 void check_done();