Imports github.com/dsoprea/go-logging github.com/gorilla/context github.com/gorilla/securecookie github.com/gorilla/sessions google.golang.org/appengine google.golang.org/appengine/datastore google.golang.org/appengine/memcache Standard library imports bytes encoding/base32 encoding/gob encoding/json errors fmt net/http os strconv strings time