New Update for more action !

- Have type 2 units fire or in rush/butt shot mode. 

- Revamp the Spawn of civilians. 

- Use grenades while jumping. They can also inflict damage on air units. 

- Increase the number of grenades to 25. 

- Significantly increase the player's jump height. 

- Review the helicopter destruction animation. 

- Correct respawn tempo and rebalance difficulty.

- Fix some minor bugs.