Merge branch '2.2' into 2.3

Conflicts:
	cookbook/form/dynamic_form_modification.rst

Author: weaverryan

components/form/introduction.rst

@@ -71,7 +71,7 @@ The Form component optionally integrates with Symfony's :doc:`HttpFoundation</co
 component to make this even easier.
 
 To integrate the HttpFoundation component, add the
-:class:`Symfony\\Component\\Form\\Extension\\HttpFoundation\HttpFoundationExtension`
+:class:`Symfony\\Component\\Form\\Extension\\HttpFoundation\\HttpFoundationExtension`
 to your form factory::
 
     use Symfony\Component\Form\Forms;
@@ -81,7 +81,7 @@ to your form factory::
         ->addExtension(new HttpFoundationExtension())
         ->getFormFactory();
 
-Now, when you process a form, you can pass the :class:`Symfony\\Component\\HttpFoundation\\Request``
+Now, when you process a form, you can pass the :class:`Symfony\\Component\\HttpFoundation\\Request`
 object to :method:`Symfony\\Component\\Form\\Form::bind` instead of the raw
 array of submitted values.
 

cookbook/form/dynamic_form_modification.rst

@@ -463,7 +463,7 @@ On a form, we can usually listen to the following events:
 
 .. versionadded:: 2.2.6
 
-    The behavior of the ``POST_SUBMIT`` changed slightly in 2.2.6, which the
+    The behavior of the ``POST_SUBMIT`` event changed slightly in 2.2.6, which the
     below example uses.
 
 The key is to add a ``POST_SUBMIT`` listener to the field that your new field