README updates

git-svn-id: https://plugins.svn.wordpress.org/wp-quick-image/trunk@1046793 b8457f37-d9ea-0310-8a92-e5e31aec5664
OK - now the CORRECT README updates

git-svn-id: https://plugins.svn.wordpress.org/wp-quick-image/trunk@1046798 b8457f37-d9ea-0310-8a92-e5e31aec5664