Mace Combat Backport

a backport of the mace and other related features from version 1.21

the mace is a weapon that deals more damage when the user falls

look at wiki for more info

items:

• mace (weapon)
• breeze rod (ingredient)
• wind charge (projectile item)
• heavy core (ingredient)

enchantments:

• density (increase mace damage)
• breach (reduces target's armor effectiveness)
• wind burst (launches users on attack)

extras:

• config option to use snapshot behavior