Remove getCubes patch as under some circumstances it can loop around itself forever. For anyone wishing to reimplement this patch, the rationale behind it is quite simple, get all cubes within each chunk at the same time.

By: md_5 <git@md-5.net>

CraftBukkit-Patches/0032-Prevent-Shutdown-Hang.patch

@@ -0,0 +1,32 @@
+From 6242c8d23fe6aaf1ff834c24b2c24c8c5e8139c9 Mon Sep 17 00:00:00 2001
+From: md_5 <md_5@live.com.au>
+Date: Tue, 11 Jun 2013 11:54:32 +1000
+Subject: [PATCH] Prevent Shutdown Hang
+
+Prevents server hanging if players disconnect during the shutdown sequence.
+
+diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
+index 07cee4d..1725bba 100644
+--- a/src/main/java/net/minecraft/server/PlayerList.java
++++ b/src/main/java/net/minecraft/server/PlayerList.java
+@@ -1115,8 +1115,15 @@ public abstract class PlayerList {
+     }
+ 
+     public void r() {
+-        for (int i = 0; i < this.players.size(); ++i) {
+-            ((EntityPlayer) this.players.get(i)).playerConnection.disconnect(this.server.server.getShutdownMessage()); // CraftBukkit - add custom shutdown message
++        while (!this.players.isEmpty()) {
++            // Spigot start
++            EntityPlayer p = (EntityPlayer) this.players.get( 0 );
++            p.playerConnection.disconnect( this.server.server.getShutdownMessage() );
++            if ( ( !this.players.isEmpty() ) && ( this.players.get( 0 ) == p ) )
++            {
++                this.players.remove( 0 ); // Prevent shutdown hang if already disconnected
++            }
++            // Spigot end
+         }
+     }
+ 
+-- 
+1.8.3.2
+