Merge branch '3.4'

* 3.4: (83 commits)
  add missing version attribute
  Show exception is checked twice in ExceptionController of twig
  allow SSI fragments configuration in XML files
  Display a better error message when the toolbar cannot be displayed
  [SecurityBundle] Add user impersonation info and exit action to the profiler
  render hidden _method field in form_rest()
  Add Doctrine Cache to dev dependencies to fix failing unit tests.
  return fallback locales whenever possible
  Fix Predis client cluster with pipeline
  [Dotenv] Test load() with multiple paths
  [Console] Fix catching exception type in QuestionHelper
  Improved the exception page when there is no message
  [WebProfilerBundle] Eliminate line wrap on count columnt (routing)
  [Profiler][Validator] Add a validator panel in profiler
  [Validator] replace hardcoded service id
  [Routing] Fix XmlFileLoader exception message
  Remove duplicate changelog entries
  [DI] Dedup tags when using instanceof/autoconfigure
  [Translation] Fix FileLoader::loadResource() php doc
  [Serializer] Fix workaround min php version
  ...

Author: xabbuh

ChoiceList/Factory/DefaultChoiceListFactory.php

@@ -54,7 +54,7 @@ public function createView(ChoiceListInterface $list, $preferredChoices = null,
 
         if (!is_callable($preferredChoices) && !empty($preferredChoices)) {
             $preferredChoices = function ($choice) use ($preferredChoices) {
-                return false !== array_search($choice, $preferredChoices, true);
+                return in_array($choice, $preferredChoices, true);
             };
         }
 

FormBuilderInterface.php

@@ -27,7 +27,7 @@ interface FormBuilderInterface extends \Traversable, \Countable, FormConfigBuild
      * @param string|null                     $type
      * @param array                           $options
      *
-     * @return $this
+     * @return self
      */
     public function add($child, $type = null, array $options = array());
 
@@ -58,7 +58,7 @@ public function get($name);
      *
      * @param string $name
      *
-     * @return $this
+     * @return self
      */
     public function remove($name);
 

FormRenderer.php

@@ -305,6 +305,6 @@ public function searchAndRenderBlock(FormView $view, $blockNameSuffix, array $va
      */
     public function humanize($text)
     {
-        return ucfirst(trim(strtolower(preg_replace(array('/([A-Z])/', '/[_\s]+/'), array('_$1', ' '), $text))));
+        return ucfirst(strtolower(trim(preg_replace(array('/([A-Z])/', '/[_\s]+/'), array('_$1', ' '), $text))));
     }
 }

FormView.php

@@ -53,6 +53,8 @@ class FormView implements \ArrayAccess, \IteratorAggregate, \Countable
      */
     private $rendered = false;
 
+    private $methodRendered = false;
+
     public function __construct(FormView $parent = null)
     {
         $this->parent = $parent;
@@ -90,6 +92,19 @@ public function setRendered()
         return $this;
     }
 
+    /**
+     * @return bool
+     */
+    public function isMethodRendered()
+    {
+        return $this->methodRendered;
+    }
+
+    public function setMethodRendered()
+    {
+        $this->methodRendered = true;
+    }
+
     /**
      * Returns a child by name (implements \ArrayAccess).
      *