Modern Beta Forge

• Add setting tooltips to world customization screen. Most generator settings will now display a brief description when hovered over for a moment.
• Add additional compatibility for Oceanic Expanse. The following features are toggleable in the Add-on tab of the world customization screen (features must also be enabled in OE's config):
  • Coquina Outcrops; generates in Beta Beaches.
  • Kelp; generates in Beta Oceans.
  • Palm Trees; generates in Beta Beaches.
  • Prismarine Pots; generates in Beta Oceans.
  • Seagrass Patches; generates in Beta Oceans and Beta Swamplands.
  • Sea Oats Patches; generates in Beta Beaches.
  • Shell Patches; generates in Beta Beaches.
  • Shipwrecks; generates in all Beta oceans.
  • Frozen Oceans; generates in Beta Frozen Oceans.
  • Warm Oceans; generates in Beta Oceans.
• Add optional dark oak tree generation to Beta Seasonal Forests.
• Adjust modern tree distribution (swamp, acacia, jungle) in Beta biomes.

Technical Changes

• Add FEATURE and FORGE_FEATURE registries. World generator features can be registered here instead of the global Forge registries to enable per-world customization of said features.
• Update GUI predicates for all Beta base/ocean/beach biome settings.