Merge branch '2.7' into 2.8

* 2.7:
  fixed CS
  tweaked default CS fixer config
  [HttpKernel] Dont close the output stream in debug
  move HttpKernel component to require section
  Fixed oci and sqlsrv merge queries when emulation is disabled - fixes #17284
  [Session] fix PDO transaction aborted under PostgreSQL
  [Console] Use InputInterface inherited doc as possible
  add docblock type elements to support newly added IteratorAggregate::getIterator PhpStorm support
  FormBuilderInterface: fix getForm() return type.
  Fixed typo in PHPDoc

Author: fabpot

Command/AbstractConfigCommand.php

@@ -31,7 +31,7 @@ protected function listBundles($output)
         $rows = array();
 
         $bundles = $this->getContainer()->get('kernel')->getBundles();
-        usort($bundles, function($bundleA, $bundleB) {
+        usort($bundles, function ($bundleA, $bundleB) {
             return strcmp($bundleA->getName(), $bundleB->getName());
         });