Uploading version 1.2.1, featured image bugfix

git-svn-id: https://plugins.svn.wordpress.org/comment-attachment/trunk@807646 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updating readme.txt

git-svn-id: https://plugins.svn.wordpress.org/comment-attachment/trunk@807648 b8457f37-d9ea-0310-8a92-e5e31aec5664