AI_LookAtNpc is rotating head awkwardly for Troll

[JaXt0r]

Description

GUZ.Core.Domain.Npc.Actions.AnimationActions.LookAtNpc.Start() --> GUZ.Core.Animations.NpcHeadAnimationHandler.LateUpdate() has two issues:

1. It seems, that we don't stop the look at, even when a monster is already rotating towards us --> Maybe it's a normal AnimationAction which should always stop when returning "true" for stopping?
2. The rotation is wrong for some monsters. Look at this troll: