Blank Map V4

New Blank Map for track makers. This map has a lot of new features listed below.

PLEASE DELETE PROPS, TREES, ETC YOU DO NOT USE!

- Brand New Map From The Ground Up
- Multiple Spawn Points (Can add more in info file)
- New Background Model
- PBR Materials
- Updated Props
- Pyro Template
- Crowd Cheer Template
- Interactive Environment Sounds
- Proper Map Temperature
- All new decals (Can change colors)
- Stadium Echo Sounds Template
- Countless Ground Materials and Colors
- Every Tree In The Game
- Map Preview PSD Template

Big thanks to @Bobcat for the original V4 and A bunch of new props to be used, and figuring out a lot of new ways to do things.
And @jedipresencefor plenty of textures.