opencart/opencart — pull request #2183 by uksitebuilder (2014-11-01 17:37:36+00:00)
Title: Make available all product fields assigned in model

This will make life a lot easier for theme developers who wish to use
SKU, UPC, EAN, JAN, ISBN and MPN fields in their product and category
templates. negating the need for them to edit core files to display the
available information.