HOTFIX

Added missing AI nodes and navmesh

Appearance:

• Added the original tree models.
  
• Fixed dead foliage appearing as errors.
  
• Sky is now a solid color.

• Added location names to the navmesh.
  
• Removed navmesh coverage from areas outside playable bounds.
  
• Added navigation nodes for striders and flying NPCs.
  
• Player spawns in the blue base are now info_player_counterterrorist, and those in the red base are now info_player_terrorist.

• Made certain buggy dynamic props static and fixed their collisions.
  
• Added prop data to the windows to make them see-through to AI.

Appearance:

• Added the original snow texture.
  
• Increased exposure of rocks from under the snow.

• Added node graph and navmesh.
  
• Compiled the map with VIS in normal mode instead of fast mode.

Initial addon creation.