knife_arena | v1.0.1

The release v1.0.1 presents the following features:

Fix:
- Updated nav_mesh.
- Updated players' spawn positions.
- Added radar.
- Updated skybox.
- Updated map's game modes.
- Added map_parameters to spawn chickens.
- Updated cube_map and number of light_environment.
- Updated models.
- Updated hints' textures.

Performance:
- Significantly reduced number of portalclusters and numportals.
- Reduced triangle counts.
- Updated nodraw textures.
- Updated objects to func_detail.
- Reduced chicken entities.

Overall improved the map's performance.