* add a hook for future notice

git-svn-id: https://plugins.svn.wordpress.org/woocommerce-csvimport/trunk@888446 b8457f37-d9ea-0310-8a92-e5e31aec5664
* add a hook for future notice

git-svn-id: https://plugins.svn.wordpress.org/woocommerce-csvimport/trunk@888447 b8457f37-d9ea-0310-8a92-e5e31aec5664