not needed anymore in 1.8

git-svn-id: https://plugins.svn.wordpress.org/baw-manual-related-posts/trunk@905439 b8457f37-d9ea-0310-8a92-e5e31aec5664
v 1.8

git-svn-id: https://plugins.svn.wordpress.org/baw-manual-related-posts/trunk@905440 b8457f37-d9ea-0310-8a92-e5e31aec5664