Controllers: Make all private properties protected

Controllers are neither library stuff nor any vital part that need to be
protected from too adventurous module developers.

library/Icinga/Web/Controller/ActionController.php

@@ -63,17 +63,17 @@ class ActionController extends Zend_Controller_Action
      *
      * @var string
      */
-    private $moduleName;
+    protected $moduleName;
 
-    private $autorefreshInterval;
+    protected $autorefreshInterval;
 
-    private $reloadCss = false;
+    protected $reloadCss = false;
 
-    private $window;
+    protected $window;
 
-    private $rerenderLayout = false;
+    protected $rerenderLayout = false;
 
-    private $xhrLayout = 'inline';
+    protected $xhrLayout = 'inline';
 
     /**
      * The inner layout (inside the body) to use
@@ -87,7 +87,7 @@ class ActionController extends Zend_Controller_Action
      *
      * @var Auth|null
      */
-    private $auth;
+    protected $auth;
 
     /**
      * URL parameters

library/Icinga/Web/Controller/ModuleActionController.php

@@ -13,11 +13,11 @@ use Icinga\Application\Modules\Module;
  */
 class ModuleActionController extends ActionController
 {
-    private $config;
+    protected $config;
 
-    private $configs = array();
+    protected $configs = array();
 
-    private $module;
+    protected $module;
 
     /**
      * (non-PHPDoc)