Merge remote branch 'usefulthink/phpdoc-containeraware'

* usefulthink/phpdoc-containeraware:
  removed obsolete use-statement
  [DependencyInjection] added phpdoc for property $container in ContainerAware

src/Symfony/Component/DependencyInjection/ContainerAware.php

@@ -18,6 +18,9 @@ namespace Symfony\Component\DependencyInjection;
  */
 class ContainerAware implements ContainerAwareInterface
 {
+    /**
+     * @var ContainerInterface
+     */
     protected $container;
 
     /**