Fix /gamerule always targeting the main world

nms-patches/CommandGamerule.patch

@@ -0,0 +1,25 @@
+--- ../work/decompile-8eb82bde/net/minecraft/server/CommandGamerule.java	2014-12-10 16:21:38.404579167 +0000
++++ src/main/java/net/minecraft/server/CommandGamerule.java	2014-12-10 16:18:45.268581046 +0000
+@@ -19,8 +19,8 @@
+         return "commands.gamerule.usage";
+     }
+ 
+-    public void execute(ICommandListener icommandlistener, String[] astring) {
+-        GameRules gamerules = this.d();
++    public void execute(ICommandListener icommandlistener, String[] astring) throws CommandException { // CraftBukkit - added throws
++        GameRules gamerules = icommandlistener.getWorld().getGameRules(); // Use current world
+         String s = astring.length > 0 ? astring[0] : "";
+         String s1 = astring.length > 1 ? a(astring, 1) : "";
+ 
+@@ -85,4 +85,11 @@
+     private GameRules d() {
+         return MinecraftServer.getServer().getWorldServer(0).getGameRules();
+     }
++
++    // CraftBukkit start - fix decompile error
++    @Override
++    public int compareTo(Object o) {
++        return a((ICommand) o);
++    }
++    // CraftBukkit end
+ }

nms-patches/ICommand.patch

@@ -1,11 +1,11 @@
---- ../work/decompile-8eb82bde//net/minecraft/server/ICommand.java	2014-11-29 00:40:43.197707433 +0000
-+++ src/main/java/net/minecraft/server/ICommand.java	2014-11-29 00:40:17.000000000 +0000
+--- ../work/decompile-8eb82bde/net/minecraft/server/ICommand.java	2014-12-10 16:21:38.812579162 +0000
++++ src/main/java/net/minecraft/server/ICommand.java	2014-12-10 16:18:07.164581460 +0000
 @@ -10,7 +10,7 @@
  
      List b();
  
 -    void execute(ICommandListener icommandlistener, String[] astring);
-+    void execute(ICommandListener icommandlistener, String[] astring) throws ExceptionUsage; // CraftBukkit - Add exception
++    void execute(ICommandListener icommandlistener, String[] astring) throws ExceptionUsage, CommandException; // CraftBukkit - Add exception
  
      boolean canUse(ICommandListener icommandlistener);