Merge branch '2.6' into 2.7

* 2.6:
  [HttpFoundation] MongoDbSessionHandler::read() now checks for valid session age
  Changed visibility of setUp() and tearDown to protected
  [WebProfilerBundle] Set debug+charset on the ExceptionHandler fallback
  Added default button class
  used HTML5 meta charset tag and removed hardcoded ones
  Revert "bug #13715 Enforce UTF-8 charset for core controllers (WouterJ)"
  fixed XSS in the exception handler
  Php Inspections (EA Extended) - static code analysis includes:
  [2.3] Remove most refs uses
  Test with local components instead of waiting for the subtree-splitter when possible

Conflicts:
	.travis.yml

Author: fabpot

Acl/Dbal/MutableAclProvider.php

@@ -256,7 +256,7 @@ public function updateAcl(MutableAclInterface $acl)
                 if (null === $propertyChanges['parentAcl'][1]) {
                     $sets[] = 'parent_object_identity_id = NULL';
                 } else {
-                    $sets[] = 'parent_object_identity_id = '.intval($propertyChanges['parentAcl'][1]->getId());
+                    $sets[] = 'parent_object_identity_id = '.(int) $propertyChanges['parentAcl'][1]->getId();
                 }
 
                 $this->regenerateAncestorRelations($acl);
@@ -478,7 +478,7 @@ class_id,
             $query,
             $this->options['entry_table_name'],
             $classId,
-            null === $objectIdentityId ? 'NULL' : intval($objectIdentityId),
+            null === $objectIdentityId ? 'NULL' : (int) $objectIdentityId,
             null === $field ? 'NULL' : $this->connection->quote($field),
             $aceOrder,
             $securityIdentityId,
@@ -596,7 +596,7 @@ protected function getSelectAccessControlEntryIdSql($classId, $oid, $field, $ord
             $classId,
             null === $oid ?
                 $this->connection->getDatabasePlatform()->getIsNullExpression('object_identity_id')
-                : 'object_identity_id = '.intval($oid),
+                : 'object_identity_id = '.(int) $oid,
             null === $field ?
                 $this->connection->getDatabasePlatform()->getIsNullExpression('field_name')
                 : 'field_name = '.$this->connection->quote($field),
@@ -879,7 +879,7 @@ private function updateNewFieldAceProperty($name, array $changes)
 
                     $aceIdProperty = new \ReflectionProperty('Symfony\Component\Security\Acl\Domain\Entry', 'id');
                     $aceIdProperty->setAccessible(true);
-                    $aceIdProperty->setValue($ace, intval($aceId));
+                    $aceIdProperty->setValue($ace, (int) $aceId);
                 }
             }
         }
@@ -953,7 +953,7 @@ private function updateNewAceProperty($name, array $changes)
 
                 $aceIdProperty = new \ReflectionProperty($ace, 'id');
                 $aceIdProperty->setAccessible(true);
-                $aceIdProperty->setValue($ace, intval($aceId));
+                $aceIdProperty->setValue($ace, (int) $aceId);
             }
         }
     }

Http/EntryPoint/DigestAuthenticationEntryPoint.php

@@ -50,7 +50,7 @@ public function start(Request $request, AuthenticationException $authException =
         $authenticateHeader = sprintf('Digest realm="%s", qop="auth", nonce="%s"', $this->realmName, $nonceValueBase64);
 
         if ($authException instanceof NonceExpiredException) {
-            $authenticateHeader = $authenticateHeader.', stale="true"';
+            $authenticateHeader .= ', stale="true"';
         }
 
         if (null !== $this->logger) {