Merge branch '2.8' into 3.0

* 2.8: (22 commits)
  Fix backport
  [travis] Upgrade phpunit wrapper & hirak/prestissimo
  [Bridge\PhpUnit] Workaround old phpunit bug, no colors in weak mode, add tests
  [PropertyAccess] Fix isPropertyWritable not using the reflection cache
  [PropertyAccess] Backport fixes from 2.7
  [FrameworkBundle][2.8] Add tests for the Controller class
  [DependencyInjection] Update changelog
  Added WebProfiler toolbar ajax panel table layout css.
  [Validator] use correct term for a property in docblock (not "option")
  [Routing] small refactoring for scheme requirement
  [PropertyAccess] Remove most ref mismatches to improve perf
  [PropertyInfo] Support Doctrine custom mapping type in DoctrineExtractor
  [Validator] EmailValidator cannot extract hostname if email contains multiple @ symbols
  [NumberFormatter] Fix invalid numeric literal on PHP 7
  [Process] fix docblock syntax
  use the clock mock for progress indicator tests
  Use XML_ELEMENT_NODE in nodeType check
  [PropertyAccess] Reduce overhead of UnexpectedTypeException tracking
  [PropertyAccess] Throw an UnexpectedTypeException when the type do not match
  [FrameworkBundle] Add tests for the Controller class
  ...

Conflicts:
	.travis.yml
	composer.json
	src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
	src/Symfony/Bundle/FrameworkBundle/composer.json
	src/Symfony/Component/Intl/NumberFormatter/NumberFormatter.php

Author: nicolas-grekas

Resources/views/Profiler/toolbar.css.twig

@@ -293,6 +293,7 @@
     color: #F5F5F5;
 }
 .sf-toolbar-ajax-requests {
+    table-layout: auto;
     width: 100%;
 }
 .sf-toolbar-ajax-requests td {