Updated Upstream (CraftBukkit/Spigot)

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:
eb2e6578 SPIGOT-5116: Fix concurrent modification exception inside ChunkMapDistance
989f9b3d SPIGOT-4849: Fix server crash when accessing chunks during chunk load/unload/populate events
f554183c SPIGOT-5171: Don't fire PlayerTeleportEvent if not actually moving
2349feb8 SPIGOT-5163: Cancelling PlayerBucketFillEvent visually removes the targeted block

Spigot Changes:
9a643a6a Remove DataWatcher Locking

Spigot-Server-Patches/Block-Enderpearl-Travel-Exploit.patch

@@ -12,7 +12,7 @@ This disables that by not saving the thrower when the chunk is unloaded.
 This is mainly useful for survival servers that do not allow freeform teleporting.
 
 diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
-index 0b6e812d..da105500 100644
+index 0b6e812d8..da1055003 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 {
@@ -27,7 +27,7 @@ index 0b6e812d..da105500 100644
 +    }
  }
 diff --git a/src/main/java/net/minecraft/server/EntityProjectile.java b/src/main/java/net/minecraft/server/EntityProjectile.java
-index 5f0cb4c3..f2f4b2d9 100644
+index 5f0cb4c33..f2f4b2d92 100644
 --- a/src/main/java/net/minecraft/server/EntityProjectile.java
 +++ b/src/main/java/net/minecraft/server/EntityProjectile.java
 @@ -0,0 +0,0 @@ public abstract class EntityProjectile extends Entity implements IProjectile {