- Returned wind sound.

Fixed compatibility with Grand Cathedral map
Added more cubemaps

Packed content into .bsp
Fixed elevator clipping into brushes
Fixed being able to drag entities around with physgun

Scaled down the water texture
Fixed missing texture in the temple

Improved lightning
Added an actual skybox
Added ambient occlusion
Added custom ported models
Added detail textures on brushes
Added lots of details that were missing previously
Added Serious Sam Classic Entities addon support
Improved mountains to look more faithful to the original

Initial addon creation.