remove plugin from WP.org Repo, leave read me.txt with explanation

git-svn-id: https://plugins.svn.wordpress.org/so-jetpack-stats-only/trunk@933412 b8457f37-d9ea-0310-8a92-e5e31aec5664
update read me.txt

git-svn-id: https://plugins.svn.wordpress.org/so-jetpack-stats-only/trunk@933415 b8457f37-d9ea-0310-8a92-e5e31aec5664