woothemes/woocommerce — pull request #1900 by helgatheviking (2012-12-03 16:50:02+00:00)
Title: add hook for displaying custom meta rows in order-item-html.php

I have item order meta that I'd like to only display and not make available for edit. Specifically the custom project ID kicked back by a third-party fulfillment company. I don't want anyone to accidentally change that bit of meta, but I do want it visible.

Like so:
http://www.diigo.com/item/image/1xt6v/5ibj