New version 3.0

git-svn-id: https://plugins.svn.wordpress.org/shortcode-menu/trunk@946368 b8457f37-d9ea-0310-8a92-e5e31aec5664
3.0 commit

git-svn-id: https://plugins.svn.wordpress.org/shortcode-menu/trunk@946373 b8457f37-d9ea-0310-8a92-e5e31aec5664