Imports github.com/binary132/gojsonschema labix.org/v2/mgo/bson github.com/juju/juju/charm/hooks github.com/juju/utils launchpad.net/goyaml github.com/juju/utils/zip github.com/juju/schema github.com/juju/loggo github.com/juju/names github.com/juju/utils/set Standard library imports archive/zip encoding/json errors fmt io io/ioutil net net/http net/url os path/filepath regexp strconv strings syscall