various minor landscape changes and some new fun stuff

Slight increase to punching power
Added a cannon to deal with the rare camper on top of the arch

Fixed horizon and water not working as intended.

**Anniversary Update**
Added rudimentary AI nodes so the AI can navigate somewhat, they're still not very smart.
Added a few minor world changes and a few custom textured easter eggs and a billboard thanking the players.
Remastered and extended the soundtrack so it lasts for the full duration of three rounds.

Removed all custom sound effects related to punching and dying in an attemp to remove crashes.

Added extra love to map.
Reimplemented sound effects to see if it prevents reported crashing (after a pummel party update it even crashed the mod editor)
Increased the score given when hitting someone.

minor improvements and changes

Added some love to the map.
Removed a color effect making people white.
Custom sfx.

Added a proper thumbnail and some minor improvements to the map.