uploading 1.6.3...

git-svn-id: https://plugins.svn.wordpress.org/knews/trunk@928937 b8457f37-d9ea-0310-8a92-e5e31aec5664
uploading new readme...

git-svn-id: https://plugins.svn.wordpress.org/knews/trunk@928939 b8457f37-d9ea-0310-8a92-e5e31aec5664