RpgMythos

Added core combat systems:

• RPG stats offence, power, defence
• Opening state timed-based combat stun
• Level requirements for equipment

Added mobs

• Goblin
• Hobgoblin
• Troll
• Gargoyle
• Sin-eater

Added potion effects

• Stun
• Petrification

Added new equipment

• Mithril
• Bedrock

Added new dimension

• The Forgotten Abyss

Vanilla tweaks

• Shulker respawn
• Food restores small amounts of health