More Cheat Codes and Projectiles.

• Added a God Mode Cheat code.
• Added an All Weapons, Ammo, and Items Cheat code.

Testing is getting easier!

• Fixed an issue with the projectiles not going the correct speed. Adjusted generated values to make them faster, since you could outrun them.
• Projectiles make use of the color value now, both in the material, and on a dynamic light.
• Weapon pickups no longer get picked up if you have full ammo.
• Added weapon selection keys.