Patch 1.2.1 / 19.11.24

1.21.2 and .3 support

Changed:

• Advancement Tab now has a player head icon.
• Loading text now shows the Datapack version.
• Loading text has now same color as the other Datapacks Fixed:
• Using the uninstall function does not disable the Datapack.
• pack.mcmate hat the wrong pack_format number