Grande A3i

Changes:
- Changed the outside of BLU spawn to be more original and simplified
- Changed the A to B connector to be more original and give BLU an area to fortify
- Reworked the point B area to give RED a more viable defense

Small Fixes:
+ Textured most would-be natural surfaces
+ Rearranged item pickups

Changes:
+ Completely revamped the first capture point to make it less like Gorge's
+ Made the last capture point more defendable and less cramped
+ Mildly improved the visuals

Small Fixes:
+ Improved lighting