Merge branch '2.8' into 3.0

* 2.8:
  prefer phpunit 5.x on hhvm
  Reflected the change of the choice_value option in the Upgrade information
  [FrameworkBundle][HttpKernel] the finder is required to discover bundle commands
  [travis] Auto-conf deps=high matrix line
  fix error level for deprecation
  Fix the logout path when not using the router
  Fix the logout path when not using the router
  [Form] cast IDs to match deprecated behaviour of EntityChoiceList
  [FrameworkBundle] minor: fix property_info service name in composer.json
  [HttpFoundation] Added the ability of mapping stream wrapper protocols when using X-Sendfile
  [HttpFoundation] Add a test case for using BinaryFileResponse with stream wrappers
  CSS min-height and min-width should not be "auto"

Conflicts:
	.travis.yml
	UPGRADE-2.8.md
	appveyor.yml
	src/Symfony/Bundle/FrameworkBundle/composer.json
	src/Symfony/Component/HttpFoundation/ParameterBag.php

Author: nicolas-grekas

composer.json

@@ -26,6 +26,7 @@
         "symfony/http-kernel": "~2.8|~3.0",
         "symfony/polyfill-mbstring": "~1.0",
         "symfony/filesystem": "~2.8|~3.0",
+        "symfony/finder": "~2.8|~3.0",
         "symfony/routing": "~3.0",
         "symfony/security-core": "~2.8|~3.0",
         "symfony/security-csrf": "~2.8|~3.0",
@@ -40,7 +41,6 @@
         "symfony/console": "~2.8|~3.0",
         "symfony/css-selector": "~2.8|~3.0",
         "symfony/dom-crawler": "~2.8|~3.0",
-        "symfony/finder": "~2.8|~3.0",
         "symfony/polyfill-intl-icu": "~1.0",
         "symfony/security": "~2.8|~3.0",
         "symfony/form": "~2.8|~3.0",
@@ -53,12 +53,11 @@
     },
     "suggest": {
         "symfony/console": "For using the console commands",
-        "symfony/finder": "For using the translation loader and cache warmer",
         "symfony/form": "For using forms",
         "symfony/serializer": "For using the serializer service",
         "symfony/validator": "For using validation",
         "symfony/yaml": "For using the debug:config and lint:yaml commands",
-        "symfony/property-info": "For using the property_info_extractor service",
+        "symfony/property-info": "For using the property_info service",
         "symfony/process": "For using the server:run, server:start, server:stop, and server:status commands"
     },
     "autoload": {