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:
b999860d SPIGOT-2304: Add LootGenerateEvent

CraftBukkit Changes:
77fd87e4 SPIGOT-2304: Implement LootGenerateEvent
a1a705ee SPIGOT-5566: Doused campfires & fires should call EntityChangeBlockEvent
41712edd SPIGOT-5707: PersistentDataHolder not Persistent on API dropped Item

Spigot-API-Patches/0071-Add-PlayerArmorChangeEvent.patch

@@ -1,4 +1,4 @@
-From 3c8d83a02f90cdcadab5ab2b4caa858424ae992f Mon Sep 17 00:00:00 2001
+From 23bde144450fd0412187276dbb2a6d6264f4216b Mon Sep 17 00:00:00 2001
 From: pkt77 <parkerkt77@gmail.com>
 Date: Fri, 10 Nov 2017 23:45:59 -0500
 Subject: [PATCH] Add PlayerArmorChangeEvent
@@ -148,5 +148,5 @@ index 000000000..2827a1002
 +    }
 +}
 -- 
-2.25.1
+2.26.2