Merge branch '4.0'

* 4.0:
  Fix typos
  [Routing] remove useless failing mocks
  [appveyor] Workaround GitHub disabling of low versions of TLS
  Use long array syntax
  [Routing] Fix GC control of PHP-DSL
  [Routing] Don't throw 405 when scheme requirement doesn't match
  [Routing] Revert throwing 405 on missed slash/scheme redirections
  [WebProfilerBundle] fix test after ajax path updated
  Fix ArrayInput::toString() for InputArgument::IS_ARRAY args
  Update excluded_ajax_paths for sf4
  Add missing use for RoleInterface
  Add missing use of Role
  [Routing] fix CS
  add container.autowiring.strict_mode to 3.4 docs
  Set controller without __invoke method from invokable class
  [VarDumper] Fixed PHPDoc

Author: nicolas-grekas

Tests/Compiler/MergeExtensionConfigurationPassTest.php

@@ -110,7 +110,7 @@ public function testProcessedEnvsAreIncompatibleWithResolve()
     {
         $container = new ContainerBuilder();
         $container->registerExtension(new BarExtension());
-        $container->prependExtensionConfig('bar', []);
+        $container->prependExtensionConfig('bar', array());
 
         (new MergeExtensionConfigurationPass())->process($container);
     }