Imports
- github.com/juju/juju/environs/filestorage
- github.com/juju/juju/environs/imagemetadata
- github.com/juju/juju/environs/simplestreams
- github.com/juju/juju/environs/storage
- github.com/juju/testing
- github.com/juju/testing/checkers
- github.com/juju/utils/set
- gopkg.in/check.v1