code: func (ui *PrefixUI) Running(message string) {
  	if ui.RunningPrefix == " " { //Lets keep the space if they want one
  		message = ui.RunningPrefix + message
  	} else if ui.RunningPrefix != "" {
  		message = ui.RunningPrefix + " " + message
  	}
  	ui.UI.Running(message)
  }
docs: // Running calls Output to write.
  // Useful when you want separate colors or prefixes.
  // RunningPrefix is used to prefix message.