Updated "To Do" list in readme.txt.

git-svn-id: https://plugins.svn.wordpress.org/blunt-ga/trunk@761904 b8457f37-d9ea-0310-8a92-e5e31aec5664
update to readme.txt

git-svn-id: https://plugins.svn.wordpress.org/blunt-ga/trunk@761905 b8457f37-d9ea-0310-8a92-e5e31aec5664