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

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

@@ -2,12 +2,14 @@ package org.bukkit.event.player;
 
 import org.bukkit.entity.Player;
 import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
 
 /**
  * Called when a player toggles their sprinting state
  */
 @SuppressWarnings("serial")
 public class PlayerToggleSprintEvent extends PlayerEvent implements Cancellable {
+    private static final HandlerList handlers = new HandlerList();
     private boolean isSprinting;
     private boolean cancel = false;
 
@@ -32,4 +34,13 @@ public class PlayerToggleSprintEvent extends PlayerEvent implements Cancellable
     public void setCancelled(boolean cancel) {
         this.cancel = cancel;
     }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
 }