woothemes/woocommerce — pull request #1627 by franticpsyx (2012-10-20 13:24:08+00:00)
Title: Generalize the use of woo commerce_variation_option_name to allow the translation / formatting of custom variation attributes.

Uses already existing filter woocommerce_variation_option_name (check
out: variable product template, variable products admin writepanel) to
allow the translation / formatting of custom attributes.