NOT FINISHED!!! Current Progress on 1.13-pre7 update

This work is 100% unfinished. I am pushing it up so that we as a team
can work on this update.

Do not try to use this branch. You will fail.

Spigot-Server-Patches/Don-t-tick-Skulls-unused-code.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Don't tick Skulls - unused code
 
 
 diff --git a/src/main/java/net/minecraft/server/TileEntitySkull.java b/src/main/java/net/minecraft/server/TileEntitySkull.java
-index a796c08ab..dd2665881 100644
+index db4967f24..804236547 100644
 --- a/src/main/java/net/minecraft/server/TileEntitySkull.java
 +++ b/src/main/java/net/minecraft/server/TileEntitySkull.java
 @@ -0,0 +0,0 @@ import com.mojang.authlib.ProfileLookupCallback;
@@ -15,6 +15,6 @@ index a796c08ab..dd2665881 100644
 -public class TileEntitySkull extends TileEntity implements ITickable {
 +public class TileEntitySkull extends TileEntity /*implements ITickable*/ { // Paper - remove tickable
  
-     private int a;
-     public int rotation;
+     private GameProfile a;
+     private int e;
 --