Remove unused function.
Get and store map border information.
Prep. for drawing borders by creating border background maps.
Add borders so that they are drawn.
Remove completed TODO.
Add TODO.
Add custom collision map with negative value coordinate support.
Require collision-map.
Fix object syntax.
Fix typo.
Change default collision-map permission.
Add collision-map when changing maps.
Use default collision permission if no permission is defined.
Make default collision permission unwalkable.