1.21 Update List

[lichenaut]

• Only versions to be supported: 1.20, 1.21.
• Move to Gradle.
• Refactor when applicable.
• 'disable-predation' setting (wolf, fox behavior etc...)
• Other update-specific settings.
• Add locales.
• Add a plant-based hunger bar resource pack.

[lichenaut]

disable predation also axolotl, horse breaking in, wolf armor

Only maintain if interest is shown.