Commands:
- /lifesteal giveheartitem (player) (amount)
- /lifesteal sethearts (player) (amount)
- /lifesteal addhearts (player) (amount)
- /lifesteal checkhearts (player)
- /eliminate (player)

All commands listed require the permission lifesteal.admin

Customizable things in the code:
- Prefix
- Staff Prefix
- Main color
- Max hearts (Preset to 50)
- Hearts given after unban (Preset to 4)
- Ban command (Preset to 7 days using Litebans)