dev commit

git-svn-id: https://plugins.svn.wordpress.org/my-calendar/trunk@821969 b8457f37-d9ea-0310-8a92-e5e31aec5664
dev commit - category detail function

git-svn-id: https://plugins.svn.wordpress.org/my-calendar/trunk@822010 b8457f37-d9ea-0310-8a92-e5e31aec5664