Imports
- golang.org/x/crypto/ssh
- github.com/blang/semver
- github.com/fatih/color
- github.com/mitchellh/go-homedir
- github.com/reiver/go-telnet
- github.com/rhysd/go-github-selfupdate/selfupdate
- github.com/rollbar/rollbar-go
- github.com/sirupsen/logrus
- github.com/spf13/cobra
- github.com/spf13/viper
- golang.org/x/crypto/ssh/terminal