tweak readme

Author: inoryy

README.md

@@ -1,4 +1,4 @@
-Symfony2 + ESI + Nginx + php-fpm + APC + Varnish
+Symfony2 + ESI + Nginx + php-fpm + APC + Varnish (+Pound)
 ======================
 
 This is a basic setup for above configuration that works on a server
@@ -17,4 +17,4 @@ Specific versions that this setup was tested on:
 Inspired by:
 * http://www.zalas.eu/nginx-configuration-for-symfony-projects
 * http://todsul.com/symfony2-esi-varnish
-* http://symfony.com/doc/current/cookbook/cache/varnish.html
+* http://symfony.com/doc/current/cookbook/cache/varnish.html