Multiplayer + 2.0.0

• Added tons of multiplayer/social mods.
• Added Create Aeronautics.
• Updated mods.
• Complete Rework to port the modpack to 1.21.1 NeoForge.
• Improved performance.
• Removed some mods.

Warning: Do not play in your world with this version if you had a previous version of the mod pack installed in that world, as many problems may arise.