Merge branch '2.8' into 3.4

* 2.8:
  Revert fix factory-service new syntax
  Fix values class references
  Fix spelling of Composer

Author: xabbuh

components/using_components.rst

@@ -31,7 +31,7 @@ whatever component you want.
 
 .. tip::
 
-    `Install composer`_ if you don't have it already present on your system.
+    `Install Composer`_ if you don't have it already present on your system.
     Depending on how you install, you may end up with a ``composer.phar``
     file in your directory. In that case, no worries! Just run
     ``php composer.phar require symfony/finder``.
@@ -78,4 +78,4 @@ documentation to find out more about how to use it.
 And have fun!
 
 .. _Composer: https://getcomposer.org
-.. _Install composer: https://getcomposer.org/download/
+.. _Install Composer: https://getcomposer.org/download/

reference/twig_reference.rst

@@ -740,8 +740,8 @@ needed objects and values. It is an instance of
 The available attributes are:
 
 * ``app.user``, a PHP object representing the current user;
-* ``app.request``, a :class:``Symfony\\Component\\HttpFoundation\\Request`` object;
-* ``app.session``, a :class:``Symfony\\Component\\HttpFoundation\\Session\\Session`` object;
+* ``app.request``, a :class:`Symfony\\Component\\HttpFoundation\\Request` object;
+* ``app.session``, a :class:`Symfony\\Component\\HttpFoundation\\Session\\Session` object;
 * ``app.environment``, a string with the name of the execution environment;
 * ``app.debug``, a boolean telling whether the debug mode is enabled in the app;
 * ``app.token``, a :class:`Symfony\\Component\\Security\\Core\\Authentication\\Token\\TokenInterface`

service_container/factories.rst

@@ -108,7 +108,7 @@ Configuration of the service container then looks like this:
 
             AppBundle\Email\NewsletterManager:
                 # call a method on the specified factory service
-                factory: 'AppBundle\Email\NewsletterManagerFactory::createNewsletterManager'
+                factory: 'AppBundle\Email\NewsletterManagerFactory:createNewsletterManager'
 
     .. code-block:: xml
 
@@ -160,7 +160,7 @@ Configuration of the service container then looks like this:
 
         AppBundle\Email\NewsletterManager:
             # new syntax
-            factory: 'AppBundle\Email\NewsletterManagerFactory::createNewsletterManager'
+            factory: 'AppBundle\Email\NewsletterManagerFactory:createNewsletterManager'
             # old syntax
             factory: ['@AppBundle\Email\NewsletterManagerFactory', createNewsletterManager]