IMPROVED yml

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/modules/ecommerce_product_variation/trunk@4743 950b781c-c544-efab-2f99-90083ee69683


git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/modules/ecommerce_product_variation/trunk@4748 950b781c-c544-efab-2f99-90083ee69683
UPDATE 3.1

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/modules/ecommerce_product_variation/trunk@4752 950b781c-c544-efab-2f99-90083ee69683