Imports github.com/mitchellh/go-fs github.com/mitchellh/go-fs/fat code.google.com/p/go.crypto/ssh github.com/mitchellh/mapstructure github.com/mitchellh/multistep github.com/mitchellh/packer/communicator/ssh github.com/mitchellh/packer/packer Standard library imports crypto/md5 crypto/sha256 hash os path/filepath runtime sort strings time crypto/sha512 crypto/sha1 bytes encoding/hex errors fmt io io/ioutil log net/http net/url