Imports
- github.com/mitchellh/packer/version
- github.com/kardianos/osext
- github.com/mitchellh/packer/packer
- github.com/mitchellh/packer/command
- github.com/mitchellh/prefixedio
- github.com/hashicorp/go-checkpoint
- github.com/mitchellh/cli
- github.com/mitchellh/panicwrap
- github.com/mitchellh/packer/packer/plugin