Add ensure => "absent" to delete Deis assets
Add ensure => "absent" to delete Deis assets

Note: global settings remain in the cluster; one must still
  * fleetctl destroy everything with deis in the name,
  * etcdctl rm --recursive /deis

epfl-sti/cluster.coreos.puppet,epfl-sti/cluster.coreos.puppet,epfl-sti/cluster.coreos.puppet