[Bleeding] Changed event system into a new, much faster design. Huge thanks to @zml2008 & @lahwran.

src/main/java/org/bukkit/event/player/PlayerCommandPreprocessEvent.java

@@ -1,6 +1,7 @@
 package org.bukkit.event.player;
 
 import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
 
 /**
  * Called early in the command handling process. This event is only
@@ -8,7 +9,17 @@ import org.bukkit.entity.Player;
  */
 @SuppressWarnings("serial")
 public class PlayerCommandPreprocessEvent extends PlayerChatEvent {
+    private static final HandlerList handlers = new HandlerList();
     public PlayerCommandPreprocessEvent(final Player player, final String message) {
         super(Type.PLAYER_COMMAND_PREPROCESS, player, message);
     }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
 }