Fixes hallucinated attackers not doing the attack animation.
Fixes lack of attack animation, sound and attack cooldown when the human mob attacks the hallucinated attacker.
Removes some commented code and some duplicated checks.
Reorganized the hallucination procs a bit.
Merge pull request #6625 from phil235/HalluAttackAnimationFix

Fixes hallucinated attackers not doing the attack animation.