adding melee-damage and ranged-damage config options
adding getMeleeDamage and getRangedDamage
adding a handleLevelRequirement check
adding a isDead check
fix for mob health not being correct
setting max health never goes below 1
adding HealthUpdateTask to update health every 10 seconds
adding configuration option to control frequency of health updates
adding health update frequency field and getter
running the task based on configured amount
instantiating HealthUpdateTask