add plugin joocart to woocommerce

git-svn-id: https://plugins.svn.wordpress.org/cart2cart-joocart-to-woocommerce-migration/trunk@896013 b8457f37-d9ea-0310-8a92-e5e31aec5664
bug fix

git-svn-id: https://plugins.svn.wordpress.org/cart2cart-joocart-to-woocommerce-migration/trunk@896018 b8457f37-d9ea-0310-8a92-e5e31aec5664