Add more Fliters and version bump

git-svn-id: https://plugins.svn.wordpress.org/author-avatars/trunk@973912 b8457f37-d9ea-0310-8a92-e5e31aec5664
repush

git-svn-id: https://plugins.svn.wordpress.org/author-avatars/trunk@973918 b8457f37-d9ea-0310-8a92-e5e31aec5664