libpam-cgm 0.39-2 (i386 binary) in ubuntu wily

 cgmanager provides a central cgroup manager daemon and a
 per-namespace manager proxy, allowing users and programs
 to administrate cgroups through D-Bus requests.
 .
 This provides a Pluggable Authentication Module (PAM) to provide
 logged-in users with a set of cgroups which they can administer.
 This allows for instance unprivileged containers.