Updated Upstream (Paper)

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
7232d8f2a EntityLoadCrossbowEvent#shouldConsumeItem
4740bd6c8 Mark PlayerInventory#getItem as nullable
bd9ace578 Add a config option to limit the number of entities of each type to load/save in a chunk (#4792)
6bafeb5a9 Move logic from last patch into correct place
9668118fd disable entity ticking flag after watchdog obliteration

patches/server/0074-Add-obfhelpers-for-plugin-use.patch

@@ -0,0 +1,18 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <Blake.Galbreath@GMail.com>
+Date: Wed, 1 Jan 2020 20:12:39 -0600
+Subject: [PATCH] Add obfhelpers for plugin use
+
+
+diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
+index 3adb29f004d2fee36f3ee9b21ee5417e84b64837..8c3d78f1ac30463b6592aaf65157e579f9ac87a3 100644
+--- a/src/main/java/net/minecraft/server/ItemStack.java
++++ b/src/main/java/net/minecraft/server/ItemStack.java
+@@ -639,6 +639,7 @@ public final class ItemStack {
+         return this.tag;
+     }
+ 
++    public NBTTagCompound getOrCreateSubTag(String s) { return a(s); } // Purpur - OBFHELPER
+     public NBTTagCompound a(String s) {
+         if (this.tag != null && this.tag.hasKeyOfType(s, 10)) {
+             return this.tag.getCompound(s);