updates to added classes

git-svn-id: https://plugins.svn.wordpress.org/wp-old-post-date-remover/trunk@997213 b8457f37-d9ea-0310-8a92-e5e31aec5664
update to 2.0.3

git-svn-id: https://plugins.svn.wordpress.org/wp-old-post-date-remover/trunk@997215 b8457f37-d9ea-0310-8a92-e5e31aec5664