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/0100-WitchConsumePotionEvent.patch

@@ -1,4 +1,4 @@
-From 15909a0d10135b8cfa2062fb3df50d2277a10528 Mon Sep 17 00:00:00 2001
+From 630e23c654223c31b4307999dd467b9ede7f501f Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Wed, 16 May 2018 20:26:16 -0400
 Subject: [PATCH] WitchConsumePotionEvent
@@ -121,5 +121,5 @@ index 000000000..6ef6367b6
 +    }
 +}
 -- 
-2.25.1
+2.26.2