v1.3

git-svn-id: https://plugins.svn.wordpress.org/responsive-header-image-slider/trunk@975216 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme file

git-svn-id: https://plugins.svn.wordpress.org/responsive-header-image-slider/trunk@975218 b8457f37-d9ea-0310-8a92-e5e31aec5664