docs: function JSUnitSaucelabs(options) {
    this.options       = Util.extend({}, DEFAULTS, options)
    this.options.auth  = this.options.username + ':' + this.options.password
    this.identifier    = null
    this.tunnel        = false
    this.tunnelStarted = false
    this.logger        = new Logger(this.options.verbose, this.options.verboseMode)
  }