Refactoring Menu 1st step: Permissions

- added config permissions to setup our capabilities
- added debug mode for Twig so that we can use "dump()" when WP_DEBUG is on

lib/Config/Renderer.php

@@ -12,11 +12,15 @@ class Renderer {
     $file_system = new TwigFileSystem(Env::$views_path);
     $this->renderer = new TwigEnv(
       $file_system,
-      array('cache' => $this->detectCache())
+      array(
+        'cache' => $this->detectCache(),
+        'debug' => WP_DEBUG
+      )
     );
   }
 
   function init() {
+    $this->setupDebug();
     $this->setupTranslations();
     $this->setupFunctions();
     $this->setupHandlebars();
@@ -61,4 +65,10 @@ class Renderer {
     }
     return false;
   }
+
+  function setupDebug() {
+    if(WP_DEBUG === true) {
+      $this->renderer->addExtension(new \Twig_Extension_Debug());
+    }
+  }
 }