Merge branch '4.3' into 4.4

* 4.3:
  Fixed a merge conflict

Author: javiereguiluz

reference/twig_reference.rst

@@ -624,28 +624,8 @@ Global Variables
 app
 ~~~
 
-<<<<<<< HEAD
 The ``app`` variable is injected automatically by Symfony in all templates and
 provides access to lots of useful application information. Read more about the
 :ref:`Twig global app variable <twig-app-variable>`.
 
 .. _`default filters and functions defined by Twig`: https://twig.symfony.com/doc/2.x/#reference
-=======
-The ``app`` variable is available everywhere and gives access to many commonly
-needed objects and values. It is an instance of
-:class:`Symfony\\Bundle\\FrameworkBundle\\Templating\\GlobalVariables`.
-
-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.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`
-  object representing the security token
-* ``app.flashes``, returns flash messages from the session
-
-.. _`Twig Reference`: https://twig.symfony.com/doc/2.x/#reference
-.. _`Twig Bridge`: https://github.com/symfony/symfony/tree/master/src/Symfony/Bridge/Twig/Extension
->>>>>>> 3.4