Tweaks and rewords

Author: javiereguiluz

translation.rst

@@ -104,10 +104,10 @@ are located:
             ;
         };
 
-Additionally, you can enable only some locales instead of all of them. You can
-do this by using the
-:ref:`dedicated option <reference-translator-enabled-locales>` in your
-configuration.
+.. tip::
+
+    You can also define the :ref:`enabled_locales option <reference-translator-enabled-locales>`
+    to restrict the locales that your application is available in.
 
 .. _translation-basic:
 

validation/translations.rst

@@ -121,10 +121,15 @@ Now, create a ``validators`` catalog file in the ``translations/`` directory:
         ];
 
 You may need to clear your cache (even in the dev environment) after creating
-this file for the first time. You may also need to enable the locale in your
-application configuration. This can be done by setting the
-:ref:`enabled_locales <reference-translator-enabled-locales>` option in
-your configuration files.
+this file for the first time.
+
+.. tip::
+
+    Symfony will also create translation files for the built-in validation messages.
+    You can optionally set the :ref:`enabled_locales <reference-translator-enabled-locales>`
+    option to restrict the available locales in your application. This will improve
+    performance a bit because Symfony will only generate the translation files
+    for those locales instead of all of them.
 
 You can also use :class:`Symfony\\Component\\Translation\\TranslatableMessage` to build your violation message::