Unify

Minor bug fixes

New feature:
Advancements are now unified too !

Bug fixes

First release for 1.21.4

New features:

• Hide in recipe viewers is now configurable
• Hide in Item Groups is now configurable Minor bug fixes

New features :

• Duplicates are replaced by the unified version on use (configurable).
• Recipes are added to convert dublicates in unified version (configurable).

First release