symfony/symfony-docs — pull request #2457 by ricardclau (2013-04-03 07:26:27+00:00)
Title: [Cookbook][Templating] New way of creating extensions for twig

| Q | A
| ------------- | ---
| Doc fix? | yes
| New docs? | no
| Applies to | 2.1+
| Fixed tickets | #2421

Added a note refering to old doc and cookbook for previous versions of Twig and tweaked code to add the Twig filter