So, I've copied the files that I wanted to edit into my theme folder like the instructions here show: http://wcdocs.woothemes.com/codex/template-structure/
Specifically, I've edited the description that shows up under the tab in this file:
and placed the edited file here:
The changes don't show up. If I go into the actual woocommerce plugin files and make the change there, it works fine.
Anyone have any ideas on what I'm doing wrong?