Merge branch '3.1' into 3.2

* 3.1:
  [Filesystem] Remove extra argv in dumpFile() tests
  [DI] minor FileLoaders tests update
  [HttpKernel] Revert BC breaking change of Request::isMethodSafe()
  [DOMCrawler] Bug fixed
  [FrameworkBundle] Mark cache.default_*_provider services private
  [Process] Do feat test before enabling TTY mode
  bumped Symfony version to 3.1.8
  updated VERSION for 3.1.7
  updated CHANGELOG for 3.1.7
  bumped Symfony version to 2.8.15
  updated VERSION for 2.8.14
  updated CHANGELOG for 2.8.14
  bumped Symfony version to 2.7.22
  updated VERSION for 2.7.21
  update CONTRIBUTORS for 2.7.21
  updated CHANGELOG for 2.7.21
  Fix annotation type for $context
  [Doctrine][Form] support large integers

Author: fabpot

Tests/Loader/XmlFileLoaderTest.php

@@ -131,8 +131,8 @@ public function testLoadImports()
     {
         $container = new ContainerBuilder();
         $resolver = new LoaderResolver(array(
-            new IniFileLoader($container, new FileLocator(self::$fixturesPath.'/xml')),
-            new YamlFileLoader($container, new FileLocator(self::$fixturesPath.'/xml')),
+            new IniFileLoader($container, new FileLocator(self::$fixturesPath.'/ini')),
+            new YamlFileLoader($container, new FileLocator(self::$fixturesPath.'/yml')),
             $loader = new XmlFileLoader($container, new FileLocator(self::$fixturesPath.'/xml')),
         ));
         $loader->setResolver($resolver);

Tests/Loader/YamlFileLoaderTest.php

@@ -104,8 +104,8 @@ public function testLoadImports()
     {
         $container = new ContainerBuilder();
         $resolver = new LoaderResolver(array(
-            new IniFileLoader($container, new FileLocator(self::$fixturesPath.'/yaml')),
-            new XmlFileLoader($container, new FileLocator(self::$fixturesPath.'/yaml')),
+            new IniFileLoader($container, new FileLocator(self::$fixturesPath.'/ini')),
+            new XmlFileLoader($container, new FileLocator(self::$fixturesPath.'/xml')),
             new PhpFileLoader($container, new FileLocator(self::$fixturesPath.'/php')),
             $loader = new YamlFileLoader($container, new FileLocator(self::$fixturesPath.'/yaml')),
         ));