updated the plugin version to 1.7.0

git-svn-id: https://plugins.svn.wordpress.org/woocommerce-bcash/trunk@895574 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated the plugin version to 1.7.0

git-svn-id: https://plugins.svn.wordpress.org/woocommerce-bcash/trunk@895576 b8457f37-d9ea-0310-8a92-e5e31aec5664