Merge branch '3.1'

* 3.1:
  fixed CS
  fixed CS
  fixed CS
  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
  Mention generating absolute urls in UPGRADE files and CHANGELOG
  parse embedded mappings only if value is a string
  add docblock type elements to support newly added IteratorAggregate::getIterator PhpStorm support
  FormBuilderInterface: fix getForm() return type.
  [YAML] Fixed parsing problem with nested DateTime lists
  Fixed typo in PHPDoc

Author: fabpot

Tests/Compiler/AutowirePassTest.php

@@ -457,8 +457,8 @@ public function testCreateResourceForClass($className, $isEqual)
     public function getCreateResourceTests()
     {
         return array(
-            ['IdenticalClassResource', true],
-            ['ClassChangedConstructorArgs', false],
+            array('IdenticalClassResource', true),
+            array('ClassChangedConstructorArgs', false),
         );
     }