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/0009-Implement-LivingEntity-safeFallDistance.patch

@@ -0,0 +1,37 @@
+From d98d5e617a7514cd7b899a2d0fb8da7588b5c934 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <blake.galbreath@gmail.com>
+Date: Sun, 5 May 2019 12:58:19 -0500
+Subject: [PATCH] Implement LivingEntity safeFallDistance
+
+---
+ .../java/org/bukkit/entity/LivingEntity.java     | 16 ++++++++++++++++
+ 1 file changed, 16 insertions(+)
+
+diff --git a/src/main/java/org/bukkit/entity/LivingEntity.java b/src/main/java/org/bukkit/entity/LivingEntity.java
+index 77f4246d..2e1e27b0 100644
+--- a/src/main/java/org/bukkit/entity/LivingEntity.java
++++ b/src/main/java/org/bukkit/entity/LivingEntity.java
+@@ -701,4 +701,20 @@ public interface LivingEntity extends Attributable, Damageable, ProjectileSource
+      */
+     void setJumping(boolean jumping);
+     // Paper end
++
++    // Purpur start
++    /**
++     * Gets the distance (in blocks) this entity can safely fall without taking damage
++     *
++     * @return Safe fall distance
++     */
++    float getSafeFallDistance();
++
++    /**
++     * Set the distance (in blocks) this entity can safely fall without taking damage
++     *
++     * @param safeFallDistance Safe fall distance
++     */
++    void setSafeFallDistance(float safeFallDistance);
++    // Purpur end
+ }
+-- 
+2.24.0
+