changing readme.txt file

git-svn-id: https://plugins.svn.wordpress.org/nivo-image-slider/trunk@949763 b8457f37-d9ea-0310-8a92-e5e31aec5664
changing readme.txt file

git-svn-id: https://plugins.svn.wordpress.org/nivo-image-slider/trunk@949764 b8457f37-d9ea-0310-8a92-e5e31aec5664