Bugfix release 0.1.9

git-svn-id: https://plugins.svn.wordpress.org/subscribr/trunk@990613 b8457f37-d9ea-0310-8a92-e5e31aec5664
Update readme.txt

git-svn-id: https://plugins.svn.wordpress.org/subscribr/trunk@990616 b8457f37-d9ea-0310-8a92-e5e31aec5664