some changes

git-svn-id: https://plugins.svn.wordpress.org/nivo-image-slider/trunk@1047773 b8457f37-d9ea-0310-8a92-e5e31aec5664
some changes

git-svn-id: https://plugins.svn.wordpress.org/nivo-image-slider/trunk@1047774 b8457f37-d9ea-0310-8a92-e5e31aec5664