Map1:
- Added more supplies
- Added a few more lights
- Added raft event
- Added ambience
- Adjusted a few naviagtions
- Added new navs
- Removed a func_occluder
- Removed some func_doors
- Changed some func_doors to prop_rotating_doors


Map2:
- Open more houses
- Added more supplies
- Added ambience
- Added new navs
- Added minor details
- Removed a few brushes
- Removed func_doors to prop_rotating_doors
- Boarded up house doors that are not enterable
- Fixed some missing textures

Map3:
- Added ambience
- Added a few deadbodies
- Open up an area
- Removed door at beginning
- Zombies don't spawn near weapons at the beginning

Map4:
- Added snow
- Added ambience
- Added hint to call for rescue
- Added text to show the wagon is coming
- Highlighted the horse when rescue comes
- Added trigger_hurt around the wagon so zombies don't climb on it
- Added clip around the wagon