Updated Upstream (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

CraftBukkit Changes:
17543ecf SPIGOT-5035: Error Using Virtual Merchant GUI
0fc6922b SPIGOT-5028: Villager#setVillagerExperience() doesn't work
bdbdbe44 SPIGOT-5024: Fox error - Unknown target reason

Spigot-Server-Patches/Configurable-top-of-nether-void-damage.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Configurable top of nether void damage
 
 
 diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
-index 1ed58f4bb..a797a5767 100644
+index 1ed58f4bba..a797a57671 100644
 --- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
 +++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
 @@ -0,0 +0,0 @@ public class PaperWorldConfig {
@@ -29,7 +29,7 @@ index 1ed58f4bb..a797a5767 100644
 +    }
  }
 diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
-index de57289fe..fef69c7c3 100644
+index 205376f6af..8165655c31 100644
 --- a/src/main/java/net/minecraft/server/Entity.java
 +++ b/src/main/java/net/minecraft/server/Entity.java
 @@ -0,0 +0,0 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
@@ -75,7 +75,7 @@ index de57289fe..fef69c7c3 100644
          this.die();
      }
 diff --git a/src/main/java/net/minecraft/server/EntityMinecartAbstract.java b/src/main/java/net/minecraft/server/EntityMinecartAbstract.java
-index 4d2ef9a02..6fc332dbf 100644
+index 9dcf8d7142..2a2105cbce 100644
 --- a/src/main/java/net/minecraft/server/EntityMinecartAbstract.java
 +++ b/src/main/java/net/minecraft/server/EntityMinecartAbstract.java
 @@ -0,0 +0,0 @@ public abstract class EntityMinecartAbstract extends Entity {