Imports github.com/juju/errors github.com/juju/juju/api/agent github.com/juju/juju/api/base github.com/juju/juju/environs github.com/juju/juju/watcher github.com/juju/juju/worker github.com/juju/juju/worker/catacomb github.com/juju/juju/worker/dependency github.com/juju/loggo gopkg.in/juju/names.v2