Move patches around

patches/server-remapped/Fix-Double-World-Add-issues.patch

@@ -0,0 +1,21 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Tue, 21 Jun 2016 22:54:34 -0400
+Subject: [PATCH] Fix Double World Add issues
+
+Vanilla will double add Spider Jockeys to the world, so ignore already added.
+
+Also add debug if something else tries to, and abort before world gets bad state
+
+diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
++++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
+@@ -0,0 +0,0 @@ public class ServerLevel extends net.minecraft.world.level.Level implements Worl
+     // CraftBukkit start
+     private boolean addEntity0(Entity entity, CreatureSpawnEvent.SpawnReason spawnReason) {
+         org.spigotmc.AsyncCatcher.catchOp("entity add"); // Spigot
++        if (entity.valid) { MinecraftServer.LOGGER.error("Attempted Double World add on " + entity, new Throwable()); return true; } // Paper
+         if (entity.removed) {
+             // WorldServer.LOGGER.warn("Tried to add entity {} but it was marked as removed already", EntityTypes.getName(entity.getEntityType())); // CraftBukkit
+             return false;