diff --git a/ChillPersonBundle.php b/ChillPersonBundle.php
index e9af99885..18bf8fb79 100644
--- a/ChillPersonBundle.php
+++ b/ChillPersonBundle.php
@@ -13,8 +13,8 @@ class ChillPersonBundle extends Bundle
     {
         parent::build($container);
         
-        //$container->getExtension('chill_main')
-         //    ->addWidgetFactory(new PersonListWidgetFactory());
+        $container->getExtension('chill_main')
+            ->addWidgetFactory(new PersonListWidgetFactory());
         
         $container->addCompilerPass(new AccompanyingPeriodTimelineCompilerPass());
     }
diff --git a/DependencyInjection/ChillPersonExtension.php b/DependencyInjection/ChillPersonExtension.php
index bd20b795b..b9f17a1c5 100644
--- a/DependencyInjection/ChillPersonExtension.php
+++ b/DependencyInjection/ChillPersonExtension.php
@@ -136,17 +136,6 @@ class ChillPersonExtension extends Extension implements PrependExtensionInterfac
         $this->prependHomepageWidget($container);
         $this->prependDoctrineDQL($container);
         $this->prependCruds($container);
-                
-        $bundles = $container->getParameter('kernel.bundles');
-        //add ChillMain to assetic-enabled bundles
-        if (!isset($bundles['AsseticBundle'])) {
-            throw new MissingBundleException('AsseticBundle');
-        }
-
-        $asseticConfig = $container->getExtensionConfig('assetic');
-        $asseticConfig['bundles'][] = 'ChillPersonBundle';
-        $container->prependExtensionConfig('assetic', 
-                array('bundles' => array('ChillPersonBundle')));
         
         //add person_fields parameter as global
         $chillPersonConfig = $container->getExtensionConfig($this->getAlias());
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index ccf0fc7b5..9784e8523 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -21,8 +21,8 @@ class Configuration implements ConfigurationInterface
      */
     public function getConfigTreeBuilder()
     {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('cl_chill_person');
+        $treeBuilder = new TreeBuilder('cl_chill_person');
+        $rootNode = $treeBuilder->getRootNode('cl_chill_person');
 
         $rootNode
                 ->canBeDisabled()
@@ -115,8 +115,8 @@ class Configuration implements ConfigurationInterface
 
     private function addFieldNode($key)
     {
-        $tree = new TreeBuilder();
-        $node = $tree->root($key, 'enum');
+        $tree = new TreeBuilder($key,'enum');
+        $node = $tree->getRootNode($key);
         
         switch($key) {
             case 'accompanying_period':
@@ -128,9 +128,9 @@ class Configuration implements ConfigurationInterface
         }
 
         $node
-                ->values(array('hidden', 'visible'))
-                ->defaultValue('visible')
-                ->info($info)
+            ->values(array('hidden', 'visible'))
+            ->defaultValue('visible')
+            ->info($info)
             ->end();
 
         return $node;
diff --git a/Resources/translations/messages.fr.yml b/Resources/translations/messages.fr.yml
index b2fe057f4..d8bdef57a 100644
--- a/Resources/translations/messages.fr.yml
+++ b/Resources/translations/messages.fr.yml
@@ -104,7 +104,6 @@ Person search results by phonenumber: Recherche de personnes par numéro de tél
 'Close accompanying period': 'Clôre la période'
 'Open accompanying period': 'Ouvrir la période'
 'Add an accompanying period in the past': Ajouter une période d'accompagnement dans le passé
-The period has been re-opened: La période a été ré-ouverte
 Begin a new accompanying period: Commencer une nouvelle période d'accompagnement
 Create an accompanying period: Créer une période d'accompagnement
 'A period has been created.': Une période d'accompagnement a été créée.