Changes for 3.9.1

git-svn-id: https://plugins.svn.wordpress.org/smart-manager-for-wp-e-commerce/trunk@952763 b8457f37-d9ea-0310-8a92-e5e31aec5664
Releasing 3.9.1

git-svn-id: https://plugins.svn.wordpress.org/smart-manager-for-wp-e-commerce/trunk@952765 b8457f37-d9ea-0310-8a92-e5e31aec5664