Be consistent how we open XML dom

Author: Nyholm

bundles/configuration.rst

@@ -64,7 +64,7 @@ can add some configuration that looks like this:
     .. code-block:: xml
 
         <!-- config/packages/acme_social.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:acme-social="http://example.org/schema/dic/acme_social"
@@ -416,7 +416,7 @@ Assuming the XSD file is called ``hello-1.0.xsd``, the schema location will be
 .. code-block:: xml
 
     <!-- config/packages/acme_hello.xml -->
-    <?xml version="1.0" ?>
+    <?xml version="1.0" encoding="UTF-8" ?>
     <container xmlns="http://symfony.com/schema/dic/services"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns:acme-hello="http://acme_company.com/schema/dic/hello"

components/dependency_injection/compilation.rst

@@ -197,7 +197,7 @@ The XML version of the config would then look like this:
 
 .. code-block:: xml
 
-    <?xml version="1.0" ?>
+    <?xml version="1.0" encoding="UTF-8" ?>
     <container xmlns="http://symfony.com/schema/dic/services"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns:acme_demo="http://www.example.com/symfony/schema/"

components/dom_crawler.rst

@@ -126,7 +126,7 @@ Consider the XML below:
 
 .. code-block:: xml
 
-    <?xml version="1.0" encoding="UTF-8"?>
+    <?xml version="1.0" encoding="UTF-8" ?>
     <entry
         xmlns="http://www.w3.org/2005/Atom"
         xmlns:media="http://search.yahoo.com/mrss/"

components/serializer.rst

@@ -331,7 +331,7 @@ Then, create your groups definition:
 
     .. code-block:: xml
 
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <serializer xmlns="http://symfony.com/schema/dic/serializer-mapping"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://symfony.com/schema/dic/serializer-mapping
@@ -613,7 +613,7 @@ defines a ``Person`` entity with a ``firstName`` property:
 
     .. code-block:: xml
 
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <serializer xmlns="http://symfony.com/schema/dic/serializer-mapping"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://symfony.com/schema/dic/serializer-mapping
@@ -903,7 +903,7 @@ For example, take an object normalized as following::
 
 The ``XmlEncoder`` will encode this object like that::
 
-    <?xml version="1.0"?>
+    <?xml version="1.0" encoding="UTF-8" ?>
     <response>
         <foo>1</foo>
         <foo>2</foo>
@@ -1187,7 +1187,7 @@ Here, we set it to 2 for the ``$child`` property:
 
     .. code-block:: xml
 
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <serializer xmlns="http://symfony.com/schema/dic/serializer-mapping"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://symfony.com/schema/dic/serializer-mapping
@@ -1505,7 +1505,7 @@ and ``BitBucketCodeRepository`` classes:
 
     .. code-block:: xml
 
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <serializer xmlns="http://symfony.com/schema/dic/serializer-mapping"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://symfony.com/schema/dic/serializer-mapping

configuration/override_dir_structure.rst

@@ -114,7 +114,7 @@ for multiple directories):
     .. code-block:: xml
 
         <!-- config/packages/twig.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:twig="http://symfony.com/schema/dic/twig"
@@ -156,7 +156,7 @@ configuration option to define your own translations directory (use :ref:`framew
     .. code-block:: xml
 
         <!-- config/packages/translation.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:twig="http://symfony.com/schema/dic/twig"

create_framework/unit_testing.rst

@@ -13,7 +13,7 @@ using `PHPUnit`_. Create a PHPUnit configuration file in
 
 .. code-block:: xml
 
-    <?xml version="1.0" encoding="UTF-8"?>
+    <?xml version="1.0" encoding="UTF-8" ?>
     <phpunit
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/5.1/phpunit.xsd"
@@ -49,7 +49,7 @@ resolver. Modify the framework to make use of them::
     namespace Simplex;
 
     // ...
-    
+
     use Calendar\Controller\LeapYearController;
     use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
     use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;

doctrine/events.rst

@@ -176,7 +176,7 @@ with the ``doctrine.event_listener`` tag:
     .. code-block:: xml
 
         <!-- config/services.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:doctrine="http://symfony.com/schema/dic/doctrine">
             <services>
@@ -283,7 +283,7 @@ with the ``doctrine.orm.entity_listener`` tag:
     .. code-block:: xml
 
         <!-- config/services.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:doctrine="http://symfony.com/schema/dic/doctrine">
             <services>
@@ -425,7 +425,7 @@ with the ``doctrine.event_subscriber`` tag:
     .. code-block:: xml
 
         <!-- config/services.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:doctrine="http://symfony.com/schema/dic/doctrine">
             <services>
@@ -464,7 +464,7 @@ can do it in the service configuration:
     .. code-block:: xml
 
         <!-- config/services.xml -->
-        <?xml version="1.0" ?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:doctrine="http://symfony.com/schema/dic/doctrine">
             <services>

doctrine/multiple_entity_managers.rst

@@ -71,7 +71,7 @@ The following configuration code shows how you can configure two entity managers
     .. code-block:: xml
 
         <!-- config/packages/doctrine.xml -->
-        <?xml version="1.0" encoding="UTF-8"?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:doctrine="http://symfony.com/schema/dic/doctrine"

forms.rst

@@ -521,7 +521,7 @@ object.
     .. code-block:: xml
 
         <!-- config/validator/validation.xml -->
-        <?xml version="1.0" encoding="UTF-8"?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <constraint-mapping xmlns="http://symfony.com/schema/dic/constraint-mapping"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://symfony.com/schema/dic/constraint-mapping

reference/configuration/security.rst

@@ -358,7 +358,7 @@ application:
     .. code-block:: xml
 
         <!-- config/packages/security.xml -->
-        <?xml version="1.0" encoding="UTF-8"?>
+        <?xml version="1.0" encoding="UTF-8" ?>
         <srv:container xmlns="http://symfony.com/schema/dic/security"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:srv="http://symfony.com/schema/dic/services"