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/0041-Add-ProjectileCollideEvent.patch

@@ -1,4 +1,4 @@
-From 09ab884e22c0b5d6b658c1fb2b9f98b711cd2b7d Mon Sep 17 00:00:00 2001
+From c2bf88392dc9ba74ccce743f0d123b7004a4bd7d Mon Sep 17 00:00:00 2001
 From: Techcable <Techcable@outlook.com>
 Date: Fri, 16 Dec 2016 21:25:39 -0600
 Subject: [PATCH] Add ProjectileCollideEvent
@@ -78,5 +78,5 @@ index 000000000..453663893
 +    }
 +}
 -- 
-2.25.1
+2.26.2