Exhaust _b2

Update Changelog for a2:
- Remade the mid area to make it open and more fun.
- Moved the spawns further right so the teams will not all follow the left high ground route.
- Changed the right exit from spawns .to lead straight outside into the courtyard
- Added soundscapes

Changelog

- Moved the cap point prop down so it was no longer floating.
- Increased capture time from 14 to 15.
- Moved the spawnpoints in the spawn to try to get more players to use the side exit.

- Detailed an out of bounds room in Blu Spawn because I was bored.