woothemes/woocommerce — pull request #6292 by loushou (2014-09-17 20:11:47+00:00)
Title: Various filters and minor tweaks to order metaboxes

These are all universal filters that can be used to modify the output of the order metaboxes in the admin, without degrading existing functionality or structure. see https://github.com/woothemes/woocommerce/issues/6291 for a fuller explanation