Merge pull request #48 from yajra/patch

Fix #46 - config() error.

Author: arrilot

src/ServiceProvider.php

@@ -61,7 +61,7 @@ public function boot()
         $routeConfig = [
             'namespace'  => 'Arrilot\Widgets\Controllers',
             'prefix'     => 'arrilot',
-            'middleware' => $this->app->config('laravel-widgets.route_middleware', []),
+            'middleware' => $this->app['config']->get('laravel-widgets.route_middleware', []),
         ];
 
         if (!$this->app->routesAreCached()) {