COMPOSER FIXES

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/modules/ecommerce_product_variation/trunk@4782 950b781c-c544-efab-2f99-90083ee69683
BUGFIX

git-svn-id: https://silverstripe-ecommerce.googlecode.com/svn/modules/ecommerce_product_variation/trunk@4787 950b781c-c544-efab-2f99-90083ee69683