issueStatus(title, argsArray) {
    if (title === 'status' || title === 'statusEnd') {
      this.emit(title, [title, ...argsArray]);
    }
  }
Fires off all status updates. Listen with
`require('lib/log').events.addListener('status', callback)`
@param {string} title
@param {!Array<*>} argsArray