Features

• Centralized XP Curve registry (made it configurable for all skills but at the same time offer default xp curve
• Added player notification on level up
• Added server notification on specialized level ups of a player
• Added NoticeHud where restrictions which are preventing you from using an item/block/tool are shown instead of a text message
• Enhanced README.md with clear instructions

Fixes

• Reduced XP gain for dead bushes to prevent exploitation on skill woodcutting
• Elytra now needs agility 20 instead of defense 20 per default
• Skip item-based rules without specific item IDs or tags. (Wrongly showed crafting 0 on items before)