Update to change plugin website links and change tested up to details. 

git-svn-id: https://plugins.svn.wordpress.org/jm-wp-posts-calendar/trunk@978729 b8457f37-d9ea-0310-8a92-e5e31aec5664
Stable Tag changed

git-svn-id: https://plugins.svn.wordpress.org/jm-wp-posts-calendar/trunk@978744 b8457f37-d9ea-0310-8a92-e5e31aec5664