IF UPGRADING FROM A VERSION PRIOR TO 1.3
Due to configuration file changes in config.yml, please back it up, and rename it, so a new one can generate.
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Added 3 new categories of heads

• Hostile mob heads
• Passive mob heads
• Neutral mob heads

Added configuration setting to allow each category to be given certain percent chance to appear.

Added options to combine different types of player and mob heads, 3 different configurations, do not combine, combine all, only combine mob heads.

Added command to reload configuration without restarting server: /uwtreload requires op or permission: uwtreload

Removed "restock" configuration option, does not apply to Wandering Trader.

Fixed issue where certain Useful Wandering Trader setting were being calculated on all entity spawns, not just Wandering Trader