Here's a short overview about the changes found in version 4.1.0:

* Documentation: Migrate to reStructuredText format and sphinx (Darko Poljak)
* Core: Add -f option to read additional hosts from file/stdin (Darko Poljak)
* Type __apt_key: Use pool.sks-keyservers.net as keyserver (Steven Armstrong)

For more information visit the cdist homepage.