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/0063-ProfileWhitelistVerifyEvent.patch

@@ -1,4 +1,4 @@
-From 60fe06db929a635f93e050456fa5e2e0800592c2 Mon Sep 17 00:00:00 2001
+From 92673cadf67817aab73990289c74c27127703771 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Mon, 3 Jul 2017 18:11:34 -0500
 Subject: [PATCH] ProfileWhitelistVerifyEvent
@@ -131,5 +131,5 @@ index 000000000..b10176289
 +    }
 +}
 -- 
-2.25.1
+2.26.2