walkers 5.1

• fix blacklist commands stack
• add FearedTrait & PreyTrait for Alex's Mobs
• fix ConcurrentModificationException on AbilityRegistry
• rework registration of PreyTrait & FearedTrait
• fix crash when clicking on player
• add compatibility for PlayerAbilityLib
• fix Bat Animation for 1.20.4+
• fix item pos for allays
• allow selectors & multiple players in commands
• add scaling armor attribute & armor toughness attribute
• background improvements & fixes