Tested up to 4.0

git-svn-id: https://plugins.svn.wordpress.org/email-subscribers/trunk@972475 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tested up to 4.0

git-svn-id: https://plugins.svn.wordpress.org/email-subscribers/trunk@972477 b8457f37-d9ea-0310-8a92-e5e31aec5664