delete readme

git-svn-id: https://plugins.svn.wordpress.org/ig-shortcodes/trunk@944452 b8457f37-d9ea-0310-8a92-e5e31aec5664
add readme

git-svn-id: https://plugins.svn.wordpress.org/ig-shortcodes/trunk@944453 b8457f37-d9ea-0310-8a92-e5e31aec5664
delete css

git-svn-id: https://plugins.svn.wordpress.org/ig-shortcodes/trunk@944454 b8457f37-d9ea-0310-8a92-e5e31aec5664
add css

git-svn-id: https://plugins.svn.wordpress.org/ig-shortcodes/trunk@944455 b8457f37-d9ea-0310-8a92-e5e31aec5664