Merge branch '3.4' into 4.0

* 3.4:
  fixed wrong merge
  Tweak message to be Flex friendly
  [Routing] fixed tests
  Fixing wrong class_exists on interface
  Preserve percent-encoding in URLs when performing redirects in the UrlMatcher
  [Console] Fix a bug when passing a letter that could be an alias
  add missing validation options to XSD file
  Take advantage of AnnotationRegistry::registerUniqueLoader
  [DI] Optimize Container::get() for perf
  fix merge
  Fix tests
  Refactoring tests.

Author: fabpot

Tests/Authorization/AuthorizationCheckerTest.php

@@ -61,9 +61,9 @@ public function testVoteAuthenticatesTokenIfNecessary()
             ->will($this->returnValue(true));
 
         // first run the token has not been re-authenticated yet, after isGranted is called, it should be equal
-        $this->assertFalse($newToken === $this->tokenStorage->getToken());
+        $this->assertNotSame($newToken, $this->tokenStorage->getToken());
         $this->assertTrue($this->authorizationChecker->isGranted('foo'));
-        $this->assertTrue($newToken === $this->tokenStorage->getToken());
+        $this->assertSame($newToken, $this->tokenStorage->getToken());
     }
 
     /**
@@ -90,7 +90,7 @@ public function testIsGranted($decide)
             ->method('decide')
             ->will($this->returnValue($decide));
         $this->tokenStorage->setToken($token);
-        $this->assertTrue($decide === $this->authorizationChecker->isGranted('ROLE_FOO'));
+        $this->assertSame($decide, $this->authorizationChecker->isGranted('ROLE_FOO'));
     }
 
     public function isGrantedProvider()