Adjust collision between two entities in L4D/L4D2/CSS
修改兩個物件是否產生碰撞，只適用L4D/L4D2/CSS
- Collisionhook-sm1.11-linu
- Linux only
- 只適用Linux
- Collisionhook-sm1.11-win
- Windows only
- 只適用Windows
Credit:
https://github.com/voided/CollisionHook
https://github.com/L4D-Community/Collisionhook