Merge branch '2.3' into 2.7

* 2.3:
  [DomCrawler] Invalid uri created from forms if base tag present
  [Console] update param type phpdoc for StreamOutput
  [Console] fix typo in OutputInterface
  [HttpKernel] fix broken multiline <esi:remove>
  [DoctrineBridge] Fixed #14840
  [FrameworkBundle] add a suggest for the serializer component
  [Yaml] Fix the parsing of float keys
  [Console] Ensure the console output is only detected as decorated when both stderr and stdout support colors
  Improve exception messages.
  Fix that two DirectoryResources with different patterns would be deduplicated
  Tests fix clockmock
  [WebProfilerBundle] Added tabindex="-1" to not interfer with normal UX
  missing "YAML" in the exception message.
  [framework-bundle] Add Test for TranslationUpdateCommand
  Use ObjectManager interface instead of EntityManager

Author: fabpot

Tests/Fixtures/bad_format.yml

@@ -0,0 +1,3 @@
+blog_show:
+	path:     /blog/{slug}
+	defaults: { _controller: "MyBundle:Blog:show" }

Tests/Loader/YamlFileLoaderTest.php

@@ -51,7 +51,15 @@ public function testLoadThrowsExceptionWithInvalidFile($filePath)
 
     public function getPathsToInvalidFiles()
     {
-        return array(array('nonvalid.yml'), array('nonvalid2.yml'), array('incomplete.yml'), array('nonvalidkeys.yml'), array('nonesense_resource_plus_path.yml'), array('nonesense_type_without_resource.yml'));
+        return array(
+            array('nonvalid.yml'),
+            array('nonvalid2.yml'),
+            array('incomplete.yml'),
+            array('nonvalidkeys.yml'),
+            array('nonesense_resource_plus_path.yml'),
+            array('nonesense_type_without_resource.yml'),
+            array('bad_format.yml'),
+        );
     }
 
     public function testLoadSpecialRouteName()