updated readme.txt

git-svn-id: https://plugins.svn.wordpress.org/jquery-masonry-image-gallery/trunk@895105 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated readme.txt

git-svn-id: https://plugins.svn.wordpress.org/jquery-masonry-image-gallery/trunk@895110 b8457f37-d9ea-0310-8a92-e5e31aec5664