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/0009-Add-PlayerLocaleChangeEvent.patch

@@ -1,4 +1,4 @@
-From a986444a1c2cce777677717b45e92227b9c9e192 Mon Sep 17 00:00:00 2001
+From 643904b85838b4e2467b141e3302e90d8e32d1f4 Mon Sep 17 00:00:00 2001
 From: Isaac Moore <rmsy@me.com>
 Date: Mon, 29 Feb 2016 18:02:25 -0600
 Subject: [PATCH] Add PlayerLocaleChangeEvent
@@ -61,5 +61,5 @@ index 000000000..29dd763a9
 +    }
 +}
 -- 
-2.25.1
+2.26.2