Imports github.com/juju/loggo github.com/juju/utils gopkg.in/errgo.v1 gopkg.in/juju/charmstore.v4/csclient gopkg.in/juju/charmstore.v4/params Imports in module “gopkg.in/juju/charm.v5” gopkg.in/juju/charm.v5 Standard library imports crypto/sha512 encoding/json errors fmt io io/ioutil net net/http net/url os path/filepath strings