cakephp/docs — pull request #399 by powtac (2012-10-04 09:26:02+00:00)
Title: Adding opensearch declaration XML, so browsers will offer Cake Book search in their search box

See
https://developer.mozilla.org/en-US/docs/Creating_OpenSearch_plugins_for_Firefox
and the test
https://addons.mozilla.org/de/firefox/addon/cakephp-book-2x/