Imports
- code.google.com/p/goauth2/oauth
- github.com/docker/machine/libmachine/drivers
- github.com/docker/machine/libmachine/log
- github.com/docker/machine/libmachine/mcnflag
- github.com/docker/machine/libmachine/ssh
- github.com/docker/machine/libmachine/state
- google.golang.org/api/compute/v1