added a note about i18n being only available in the latest version of Twig

diff --git a/doc/02-Twig-for-Template-Designers.markdown b/doc/02-Twig-for-Template-Designers.markdown
index 69f1710..11207a8 100644 (file)
--- a/doc/02-Twig-for-Template-Designers.markdown
+++ b/doc/02-Twig-for-Template-Designers.markdown
@@ -702,7 +702,7 @@ You can also output a specific variable or an expression:
 Note that this tag only works when the `debug` option of the environment is
 set to `true`.
 
-### Internationalization
+### Internationalization (new in Twig 0.9.6)
 
 When the `i18n` extension is enabled, use the `trans` block to mark parts in
 the template as translatable: