Naphtha A11D

• Added some light optimization artpass
• Added new texture and new tank car model
• Redesigned control point to be more accessible from the low ground
• Redesigned some the buildings in game
• Added more cover in control point base to fix sniper sightlines
• Changed medium to large healthpack in the oil yard
• Improved Red and Blu spawnroom geometry
• Removed rockwall to fences in dropdown to remove some texture noise

-New map name (Koth_Naphtha)
-New map layout/design
-Changed skybox sky_granary_01 to sky_triage_01
-Added some displacement work in the spawnroom area
-Added some props for cover.
-Fixed major sightline issues from the previous version