Fix setting chaperone to NULL causing an error
Add Archers to list properly for Watch Tower + update process methods
Ensure trebuchet does not attack own units
Pass owning player into trebuchet projectile
Fix orientation of bomb model
Simplify IDamageable
Units will no longer change formation during attacks. Units will not move or attack for 0.5 seconds on spawn. Units will not move toward any kind of formation if it would be outside of the range of attack. Added EggFlags.Invulnverable. Gate archers are invulnerable.