Updated Upstream (Paper)

Upstream has released updates that appears to apply and compile correctly

Paper Changes:
df0d7b0d Update upstream CB
6ea3c2cf [CI-SKIP] Rebuild patches
d7bed4cb Heavily optimise random block ticking (#2914)
b66d9ff8 Update upstream CB
ba71c5d6 Stop stripping private use block Unicode from signs
28d9dcfc Entity Jump API (#1587)
9976a768 Fix PlayerNaturallySpawnCreaturesEvent boolean inversion
054e20da Clean up imports on ThrownEggHatchEvent
a8984ccb Add ThrownEggHatchEvent (#1982)
9f24d495 Allow nerfed blazes, endermen to take water damage (#2847)

patches/api/0019-Add-API-for-Villager-resetOffers.patch

@@ -0,0 +1,30 @@
+From 4ab0e022aceb013cac96033a9831f04f773a42ab Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Mon, 7 Oct 2019 00:15:28 -0500
+Subject: [PATCH] Add API for Villager#resetOffers()
+
+---
+ src/main/java/org/bukkit/entity/Villager.java | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+diff --git a/src/main/java/org/bukkit/entity/Villager.java b/src/main/java/org/bukkit/entity/Villager.java
+index ef48ad9b..2bb9f768 100644
+--- a/src/main/java/org/bukkit/entity/Villager.java
++++ b/src/main/java/org/bukkit/entity/Villager.java
+@@ -96,6 +96,13 @@ public interface Villager extends AbstractVillager {
+      */
+     public void wakeup();
+ 
++    // Purpur start
++    /**
++     * Reset this villager's trade offers
++     */
++    public void resetOffers();
++    // Purpur end
++
+     /**
+      * Represents Villager type, usually corresponding to what biome they spawn
+      * in.
+-- 
+2.24.0
+