Unwrap Event Exceptions

This was a useless exception wrapper that ends up making
stack traces harder to read as well as the JVM cutting off
the important parts

Nothing catches this exception, so its safe to just get rid
of it and let the REAL exception bubble down

Spigot-API-Patches/0032-Add-PlayerUseUnknownEntityEvent.patch

@@ -0,0 +1,57 @@
+From 0e2bcd42ff189af6160bf962e5c8371b067d9cd9 Mon Sep 17 00:00:00 2001
+From: Jedediah Smith <jedediah@silencegreys.com>
+Date: Sat, 2 Apr 2016 05:08:36 -0400
+Subject: [PATCH] Add PlayerUseUnknownEntityEvent
+
+
+diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerUseUnknownEntityEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerUseUnknownEntityEvent.java
+new file mode 100644
+index 00000000..70eeaf5c
+--- /dev/null
++++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerUseUnknownEntityEvent.java
+@@ -0,0 +1,42 @@
++package com.destroystokyo.paper.event.player;
++
++import org.bukkit.entity.Player;
++import org.bukkit.event.HandlerList;
++import org.bukkit.event.player.PlayerEvent;
++import org.bukkit.inventory.EquipmentSlot;
++
++public class PlayerUseUnknownEntityEvent extends PlayerEvent {
++
++    private static final HandlerList handlers = new HandlerList();
++    private final int entityId;
++    private final boolean attack;
++    private final EquipmentSlot hand;
++
++    public PlayerUseUnknownEntityEvent(Player who, int entityId, boolean attack, EquipmentSlot hand) {
++        super(who);
++        this.entityId = entityId;
++        this.attack = attack;
++        this.hand = hand;
++    }
++
++    public int getEntityId() {
++        return this.entityId;
++    }
++
++    public boolean isAttack() {
++        return this.attack;
++    }
++
++    public EquipmentSlot getHand() {
++        return this.hand;
++    }
++
++    @Override
++    public HandlerList getHandlers() {
++        return handlers;
++    }
++
++    public static HandlerList getHandlerList() {
++        return handlers;
++    }
++}
+-- 
+2.20.1
+