updated readme.txt

git-svn-id: https://plugins.svn.wordpress.org/amazing-hover-effects/trunk@989509 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated file

git-svn-id: https://plugins.svn.wordpress.org/amazing-hover-effects/trunk@989510 b8457f37-d9ea-0310-8a92-e5e31aec5664