Fix deleting old attributes for products


git-svn-id: https://plugins.svn.wordpress.org/woocommerce-and-1centerprise-data-exchange/trunk@1038168 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fix deleting the old term ralationships from products


git-svn-id: https://plugins.svn.wordpress.org/woocommerce-and-1centerprise-data-exchange/trunk@1038169 b8457f37-d9ea-0310-8a92-e5e31aec5664