PPL Alternative GUI

NOTE: as of 1.21.8, PPL Custom Theme for Jade is not working..

• Updated to 1.21.9.
• Added old HUD hearts.
• Changed UI crafting overlays.
• Added old hunger sprites.
• Changed tooltip texture.
• Removed old container UI.
• New texture for empty air bubble.
• New textures for locator bar.
• New textures for XP bar.
• New textures for boss bars.
• Changes in some sprites.
• Changed player background in inventory UI.
• Changed mount background in inventory UI.
• Fixed Minecraft Realms logo.
• Updated project picture.
• Added new textures for some title menu sprites.
• Added new panorama picture in title screen.