public function boot()
    {
        $dir = dirname(dirname(__DIR__)).'/resources';

        if ($this->l5) {
            $this->publishes([
                $dir.'/config.php' => config_path('bulk-sms.php')
            ], 'config');
        } else {
            $this->app['config']->package('bulk-sms', $dir, 'bulk-sms');
        }
    }