Aditional /head command for craftbook

        @Command(aliases = {"head", "gethead"},
                usage = "[player]", desc = "Get a player's head",
                flags = "c", min = 0, max = 64)
        @CommandPermissions({"commandbook.head"})
        public void head(CommandContext args,CommandSender sender) throws CommandException {
            Iterable<Player> targets = null;
            CommandBook.inst().checkPermission(sender, "commandbook.head");

            if (args.argsLength() == 0) {
                //Use current player
                targets = PlayerUtil.matchPlayers(PlayerUtil.checkPlayer(sender));
            } else if (args.argsLength() == 1) {
                try {
                  //Use matched players
                  targets = PlayerUtil.matchPlayers(sender, args.getString(0));
                }
                catch (CommandException e) {
                  //use exact string if no players matched
                  String name = args.getString(0);
                  String displayName = "";
                  //Only allow valid minecraft usernames
                  if(!name.matches("^[a-zA-Z0-9_]{3,16}$")) {
                    throw new CommandException("Invalid username. Head cannot be created.");
                  }
                  ItemStack head = new ItemStack(Material.SKULL_ITEM, 1, (short) 3);
                  SkullMeta meta = (SkullMeta)head.getItemMeta();
                  meta.setOwner(name);

                  //Special coloring for known mob-heads
                  if(name.equals("MHF_Pig"))
                    displayName = ChatColor.RESET.toString()+ChatColor.LIGHT_PURPLE.toString() + "Pig's"+ChatColor.RESET.toString();
                  else if(name.equals("MHF_PigZombie"))
                    displayName = (ChatColor.RESET.toString()+ChatColor.GREEN.toString() + "Zombie pig's"+ChatColor.RESET.toString());
                  else if(name.equals("MHF_Sheep"))
                    displayName = (ChatColor.RESET.toString() + "Sheep's");
                  else if(name.equals("MHF_Villager"))
                    displayName = (ChatColor.RESET.toString()+ChatColor.DARK_RED.toString() + "Villager's"+ChatColor.RESET.toString());
                  else if(name.equals("MHF_Blaze"))
                    displayName = (ChatColor.RESET.toString()+ChatColor.GOLD.toString() + "Blaze's"+ChatColor.RESET.toString());
                  else if(name.equals("MHF_Herobrine"))
                    displayName = (ChatColor.RESET.toString()+ChatColor.YELLOW.toString()+ChatColor.BOLD.toString() + "Herobrine's"+ChatColor.RESET.toString());
                  else
                    displayName = (ChatColor.RESET.toString() + name);
                  //Set display name
                  meta.setDisplayName(displayName+" head");
                  head.setItemMeta(meta);
                  PlayerUtil.checkPlayer(sender).getInventory().addItem(head);
                  sender.sendMessage(ChatColor.YELLOW.toString() + "Giving you "+displayName+ChatColor.YELLOW+" head.");
                  return;
                }
            }




            ItemStack head = null;
            int count = 0;
            //Is it fine to add items in loop?

            for (Player player : targets) {
              //head = ItemStack.makeHead(player.getName());//(Material.SKULL_ITEM, 1, (short) 3);
              head = new ItemStack(Material.SKULL_ITEM, 1, (short) 3);
              SkullMeta meta = (SkullMeta)head.getItemMeta();
              meta.setOwner(player.getName());
              meta.setDisplayName(ChatColor.RESET + player.getDisplayName() + "'s Head");
              head.setItemMeta(meta);
              //head.makeHead(player.getName());
              PlayerUtil.checkPlayer(sender).getInventory().addItem(head);
              count++;
              //CommandBookUtil.giveItem(sender, head, 1, sender, PlayerComponent.this);
            }
            sender.sendMessage(ChatColor.YELLOW.toString() + Integer.toString(count)+" heads given.");
        }