Too much shit to list in the commit name

- Removes ancient unused code
- General code cleanup in some places
- Rewrites a few components to use Adventure (testing needed)
- Rewrites a few commands to use more modern Java features like Streams
- Fixes oversight where vanishing still worked by names and not UUIDs
- Removes unused Pterodactyl integration
- Removes AutoEject's IP range banning functionality
- Does some minor cleanup to HTTPD's list & players modules
- Fixes ages-old bug in the AntiSpam that caused it to falsely mute players

src/main/java/me/totalfreedom/totalfreedommod/command/Command_invis.java

@@ -46,7 +46,7 @@ public class Command_invis extends FreedomCommand
 
         for (Player player : server.getOnlinePlayers())
         {
-            if (player.hasPotionEffect(PotionEffectType.INVISIBILITY) && !plugin.al.isVanished(player.getName()))
+            if (player.hasPotionEffect(PotionEffectType.INVISIBILITY) && !plugin.al.isVanished(player.getUniqueId()))
             {
                 players.add(player.getName());
                 if (clear && !plugin.al.isAdmin(player))