private void CmdRemoveGroup(IPlayer player, string cmd, string[] args)
        {
            if (args.Length != 2)
            {
                player.Reply(GetMessage("Syntax : removegroup", player.Id));
                return;
            }

            IPlayer target = FindPlayer(args[0], player);

            if (target == null)
            {
                return;
            }

            PlayerInformation information = PlayerInformation.Get(target.Id);

            if (information == null || !information.Groups.Any(p => p.Value == args[1].ToLower()))
            {
                player.Reply(GetMessage("User Isn't In Group", player.Id).Replace("{target}", target.Name).Replace("{group}", args[1].ToLower()));
                return;
            }

            information.RemoveGroup(args[1].ToLower());
        }