Shield behavior now provides protection from damage at the expense of heat and energy usage
Weapon scripts check for the presence of a shield when detecting collisions (TODO: TEST ALL WEAPON TYPES)
Shields can be toggled on/off (G key)
Database cache now included in repo (saves some confusion)
Modified weapon scripts to eliminate specialized projectile behavior - allows charged weapons to have projectiles and modify weapon stats when charged
Added machine gun weapon & VFX
Moved third party code to Plugins folder to improve compile times
Added script for constant weapons, which can start and stop firing at any time (unless they're reloading)
Created Constant Laser
Fixed exception when dragging to delete item
