Fix the restart command sometimes deadlocking the server

CraftBukkit-Patches/0057-Watchdog-Thread.patch

@@ -1,4 +1,4 @@
-From 682ead1a06abe0e2bdf3237c8ffa05c4b260d72e Mon Sep 17 00:00:00 2001
+From c839e6555ebfc524efef5b69ec68d1bc61f18087 Mon Sep 17 00:00:00 2001
 From: md_5 <md_5@live.com.au>
 Date: Sat, 23 Feb 2013 12:33:20 +1100
 Subject: [PATCH] Watchdog Thread.
@@ -26,10 +26,10 @@ index 007fb86..51f1761 100644
      }
 diff --git a/src/main/java/org/spigotmc/RestartCommand.java b/src/main/java/org/spigotmc/RestartCommand.java
 new file mode 100644
-index 0000000..10cb7c4
+index 0000000..429c258
 --- /dev/null
 +++ b/src/main/java/org/spigotmc/RestartCommand.java
-@@ -0,0 +1,117 @@
+@@ -0,0 +1,124 @@
 +package org.spigotmc;
 +
 +import java.io.File;
@@ -55,7 +55,14 @@ index 0000000..10cb7c4
 +    {
 +        if ( testPermission( sender ) )
 +        {
-+            restart();
++            MinecraftServer.getServer().processQueue.add( new Runnable()
++            {
++                @Override
++                public void run()
++                {
++                    restart();
++                }
++            } );
 +        }
 +        return true;
 +    }