change readme

git-svn-id: https://plugins.svn.wordpress.org/elegance-modal-box/trunk@1055015 b8457f37-d9ea-0310-8a92-e5e31aec5664
Elegance modal box 1.2. update - responsive version

git-svn-id: https://plugins.svn.wordpress.org/elegance-modal-box/trunk@1055016 b8457f37-d9ea-0310-8a92-e5e31aec5664