[Suggestion] Group Rewards and Advancement-based Rewards

[iyloMC]

• A config option to allow every player who did damage to a mob to earn the reward when it dies, not just the player who landed the final blow.

• The ability to grant Lives or Life Parts based on the player earning an advancement from a specific list (configurable).

• The ability to immediately wipe the banlist upon the completion of certain events (such as the Dragon being defeated).