Split overworld model up by screen

Plando.py

@@ -9,6 +9,7 @@ import sys
 
 from BaseClasses import World
 from Regions import create_regions
+from OverworldShuffle import link_overworld
 from EntranceShuffle import link_entrances, connect_entrance, connect_two_way, connect_exit
 from Rom import patch_rom, LocalRom, write_string_to_rom, apply_rom_settings, get_sprite_from_name
 from Rules import set_rules
@@ -42,6 +43,7 @@ def main(args):
     create_regions(world, 1)
     create_dungeons(world, 1)
 
+    link_overworld(world, 1)
     link_entrances(world, 1)
 
     logger.info('Calculating Access Rules.')