AR's OreUI

New

• Added textures for Copper Chests
• Added textures for Colored Shulkers
• Added Gamemode Switcher textures

Tweaks and fixes

• Added missing textures for the Advancements window
• Tweaked the main color palette
• Tweaked Crafting Table colors
• Tweaked Loom colors
• Changed button textures to look more stone-like
• Added a slight white overlay to the slot highlight
• Item slot icons are now 30% opacity instead of 50%