readme.txt change

git-svn-id: https://plugins.svn.wordpress.org/video-embed-box/trunk@1024981 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme.txt change

git-svn-id: https://plugins.svn.wordpress.org/video-embed-box/trunk@1024983 b8457f37-d9ea-0310-8a92-e5e31aec5664