Merge branch '2.8' into 3.0

* 2.8:
  [BrowserKit] Bump dom-crawler minimum version requirement
  Make one call to "OutputInterface::write" method per table row
  [HttpKernel] Fix context dependent test
  [Debug] Fix context dependent test

Tests/ErrorHandlerTest.php

@@ -463,7 +463,7 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
         $handler->handleException($exception);
 
         $this->assertInstanceOf('Symfony\Component\Debug\Exception\ClassNotFoundException', $args[0]);
-        $this->assertSame("Attempted to load class \"Foo\" from the global namespace.\nDid you forget a \"use\" statement?", $args[0]->getMessage());
+        $this->assertStringStartsWith("Attempted to load class \"Foo\" from the global namespace.\nDid you forget a \"use\" statement", $args[0]->getMessage());
     }
 
     public function testHandleFatalErrorOnHHVM()

composer.json

@@ -35,7 +35,7 @@
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {
-            "dev-master": "3.1-dev"
+            "dev-master": "3.0-dev"
         }
     }
 }