[Bleeding] Event no longer implements Serializable.

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

@@ -8,10 +8,8 @@ import org.bukkit.event.HandlerList;
 /**
  * This event is fired when the player is almost about to enter the bed.
  */
-@SuppressWarnings("serial")
 public class PlayerBedEnterEvent extends PlayerEvent implements Cancellable {
     private static final HandlerList handlers = new HandlerList();
-
     private boolean cancel = false;
     private final Block bed;