OnlyCriticals for KillAura

[konfeta231]

Add only criticals mod on killaura (hits only when falling)
This feature is necessary for playing on 1.9 servers
If anything, the jump mod in critics does not always hit the critics

[kawaiinekololis]

Enable Criticals module with OptimizeForCooldown.

[konfeta231]

@kawaiinekololis the critics module may make a mistake or fail due to reclining, if the killaura hits only in the air, then there will be no errors