Wandering Trader support added

Wandering Traders can now be leashed.
This feature must be enabled in the config.yml

• fixed leash dupping bug
• fixed description
• fully working on 1.21.6+

Found a workaround for fences. Trying to find a workaround to connect villagers with other mobs

NOT SURE IF 1.21.11-26.1 WORK BUT THEY SHOULD!

Fully tested

Fully tested