release 1.0.18

git-svn-id: https://plugins.svn.wordpress.org/instantsearch-for-woocommerce/trunk@942948 b8457f37-d9ea-0310-8a92-e5e31aec5664
integration with multi-language plugins ("WooCommerce Multilingual" in particular)

git-svn-id: https://plugins.svn.wordpress.org/instantsearch-for-woocommerce/trunk@942949 b8457f37-d9ea-0310-8a92-e5e31aec5664