Add initial configuration and data files for Minecraft server setup

- Created settings.yml for VoidGen plugin with update check and metrics options.
- Added bStats config.yml to enable metrics collection for plugin authors.
- Introduced spark config.json for background profiling settings.
- Added about.txt in spark tmp directory to explain temporary data storage.
- Generated server.properties file with default server settings.
- Created spigot.yml for Spigot configuration with detailed settings.
- Added start.bat for launching the server with specified memory allocation.
- Created usercache.json for player UUID and name mapping.
- Added version_history.json to track current server version.
- Included paper-1.21.11.jar for server functionality.
- Created whitelist.json for managing whitelisted players.
- Added advancements and data files for player progress tracking.
- Generated various data files in world directory for chunk, raid, and scoreboard data.
- Created datapacks directory with pack.mcmeta for Bukkit resources.
- Added level.dat and paper-world.yml for world configuration.
- Created playerdata files for player-specific data storage.
- Added region files for world chunk data.
- Created session.lock to manage server session state.
- Added stats files for tracking player statistics.
- Generated uid.dat for unique identifier storage.

world/paper-world.yml

@@ -0,0 +1,8 @@
+# This is a world configuration file for Paper.
+# This file may start empty but can be filled with settings to override ones in the config/paper-world-defaults.yml
+# 
+# For more information, see https://docs.papermc.io/paper/reference/configuration/#per-world-configuration
+# 
+# World: world (minecraft:overworld)
+
+_version: 31