Merge branch '3.4' into 4.1

* 3.4:
  [Console] simplified code
  removed useless phpdoc
  improve docblocks around group sequences
  [Cache] prevent getting older entries when the version key is evicted
  [WebProfilerBundle] added a note in the README
  [Yaml] Skip parser test with root user
  [Filesystem] Skip tests on readable file when run with root user
  [FWBundle] Fix an error in WebTestCase::createClient's PHPDoc
  [HttpFoundation][Security] forward locale and format to subrequests
  [Console] Send the right exit code to console.terminate listeners
  [HttpFoundation] fix hidding warnings from session handlers
  Caching missed templates on cache warmup

Test/WebTestCase.php

@@ -23,7 +23,7 @@ abstract class WebTestCase extends KernelTestCase
     /**
      * Creates a Client.
      *
-     * @param array $options An array of options to pass to the createKernel class
+     * @param array $options An array of options to pass to the createKernel method
      * @param array $server  An array of server parameters
      *
      * @return Client A Client instance