Improve header adding subheader

git-svn-id: https://plugins.svn.wordpress.org/newsme/trunk@969679 b8457f37-d9ea-0310-8a92-e5e31aec5664
Define header instead of strong

git-svn-id: https://plugins.svn.wordpress.org/newsme/trunk@969680 b8457f37-d9ea-0310-8a92-e5e31aec5664