update requirements in readme

dbu · dbu · commit c442f90a5b3b · 2017-01-23T08:31:54.000+01:00
diff --git a/README.md b/README.md
@@ -16,7 +16,8 @@ controller for redirection routes.
 
 ## Requirements
 
-* Symfony 2.3+
+* PHP 5.6 / 7
+* Symfony 2.8 / 3
 * See also the `require` section of [composer.json](composer.json)
 
 
