Greetings!
ChefDK 0.7.0 has been released! Please see the blog post https://www.chef.io/blog/2015/08/17/chefdk-0-7-0-released/ for an overview of what has changed or the CHANGELOG https://github.com/chef/chef-dk/blob/master/CHANGELOG.md#last-release-070 for a list of merged issues/PRs.
Cheers!
-Tyler