Imports github.com/mitchellh/packer/common github.com/mitchellh/packer/packer github.com/mitchellh/packer/common/ssh github.com/mitchellh/go-vnc github.com/mitchellh/packer/communicator/ssh code.google.com/p/go.crypto/ssh github.com/mitchellh/multistep Standard library imports bufio bytes errors fmt io log math/rand net net/http os os/exec path/filepath regexp strings sync syscall time unicode/utf8 unicode