delete for 2.0

git-svn-id: https://plugins.svn.wordpress.org/uji-countdown/trunk@1007085 b8457f37-d9ea-0310-8a92-e5e31aec5664
add 2.0

git-svn-id: https://plugins.svn.wordpress.org/uji-countdown/trunk@1007086 b8457f37-d9ea-0310-8a92-e5e31aec5664