Uploading v1.0.0b11.

git-svn-id: https://plugins.svn.wordpress.org/task-scheduler/trunk@969836 b8457f37-d9ea-0310-8a92-e5e31aec5664
Marked 1.0.0b11 as stable.

git-svn-id: https://plugins.svn.wordpress.org/task-scheduler/trunk@969841 b8457f37-d9ea-0310-8a92-e5e31aec5664