Add Screen Shot & Add Banners

git-svn-id: https://plugins.svn.wordpress.org/wp-header-notification/trunk@863422 b8457f37-d9ea-0310-8a92-e5e31aec5664
Add Screen Shot

git-svn-id: https://plugins.svn.wordpress.org/wp-header-notification/trunk@863424 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fix Bug of define

git-svn-id: https://plugins.svn.wordpress.org/wp-header-notification/trunk@866808 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fix Bugs

git-svn-id: https://plugins.svn.wordpress.org/wp-header-notification/trunk@867868 b8457f37-d9ea-0310-8a92-e5e31aec5664