ASDFAddLongbowArrowPulsar

Reduce enemies to 5
2 weapons don't spawn on each other anymore
Make the X destroyable
Added Tank rotation causes weapons to rotate and commented it out  for
now, as ai fails a lot
Increased rotation speed of AutoTurret, BasicTurret, GrenadeLauncher,
Machinegun, RichardWeapon
Increase size of Grenades

Added Pulsar and Longbow and Arrow