Updated Upstream (Bukkit/CraftBukkit)

Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
e461dcfe #555: Item - add getters/setters for owner/thrower

CraftBukkit Changes:
055870c4 #758: Item - add getters/setters for owner/thrower

Spigot-API-Patches/0182-Make-PlayerEvent-public.patch

@@ -0,0 +1,19 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Mon, 27 Apr 2020 02:40:34 -0400
+Subject: [PATCH] Make PlayerEvent public
+
+
+diff --git a/src/main/java/org/bukkit/event/player/PlayerEvent.java b/src/main/java/org/bukkit/event/player/PlayerEvent.java
+index 793b661b6d2d05de3d7f4fc26a4c018a2af58e62..b7c8f2c31731960124ae4d67e935d2baaaae9e27 100644
+--- a/src/main/java/org/bukkit/event/player/PlayerEvent.java
++++ b/src/main/java/org/bukkit/event/player/PlayerEvent.java
+@@ -14,7 +14,7 @@ public abstract class PlayerEvent extends Event {
+         player = who;
+     }
+ 
+-    PlayerEvent(@NotNull final Player who, boolean async) {
++    public PlayerEvent(@NotNull final Player who, boolean async) { // Paper - wtf?
+         super(async);
+         player = who;
+