protected function registerProviders()
    {
        $this->app->register(ConfigurationServiceProvider::class);
        $this->app->register(RouteServiceProvider::class);
        $this->app->register(ViewComposerServiceProvider::class);
        $this->app->register(BaumServiceProvider::class);
        $this->app->register(RepositoryServiceProvider::class);
        $this->app->register(FormServiceProvider::class);
        $this->app->register(WidgetServiceProvider::class);
        $this->app->register(TaggingServiceProvider::class);
    }