Minor tweaks

Author: javiereguiluz

components/config/definition.rst

@@ -359,7 +359,10 @@ In order to maintain the array keys use the ``useAttributeAsKey()`` method::
 
 .. note::
 
-    If using YAML, then the ``'name'`` argument of ``useAttributeAsKey`` has a special meaning and refers to the key of the map (``sf_connection`` and ``default`` in this example). If a child node was defined for the ``connections`` node with the name ``name``, then the key of the map would be lost.
+    In YAML, the ``'name'`` argument of ``useAttributeAsKey()`` has a special
+    meaning and refers to the key of the map (``sf_connection`` and ``default``
+    in this example). If a child node was defined for the ``connections`` node
+    with the key ``name``, then that key of the map would be lost.
 
 The argument of this method (``name`` in the example above) defines the name of
 the attribute added to each XML node to differentiate them. Now you can use the