Merge branch '3.0'

* 3.0:
  fixed CS
  fixed CS
  fixed CS
  fixed test
  fixed CS
  Remove default match from AbstractConfigCommand::findExtension
  Remove unused imports
  [FrameworkBundle][Validator] Fix apc cache service deprecation

Author: fabpot

Catalogue/TargetOperation.php

@@ -42,7 +42,7 @@ protected function processDomain($domain)
         // 
         // For 'obsolete' messages, the code can't be simplifed as ``array_diff_assoc($this->source->all($domain), $this->target->all($domain))``
         // because doing so will not exclude messages like {x: x ∈ source ∧ x ∉ target.all ∧ x ∈ target.fallback}
-        
+
         foreach ($this->source->all($domain) as $id => $message) {
             if ($this->target->has($id, $domain)) {
                 $this->messages[$domain]['all'][$id] = $message;

Tests/Catalogue/TargetOperationTest.php

@@ -79,5 +79,4 @@ protected function createOperation(MessageCatalogueInterface $source, MessageCat
     {
         return new TargetOperation($source, $target);
     }
-
 }