code: function RemoveNotifier (notifier, silent = false) {
    let index = em.GetNotifiers().indexOf(notifier)
    log.info('Removing Notifier...')
    if (index > -1) {
      if (!silent) {
        em.GetNotifiers()[index].notify('Removing Notifier...')
      }
      em.GetNotifiers().splice(index, 1)
      return true
    } else {
      log.info(chalk.yellow(`Notifier ${notifier} not found, ignoring and returning false...`))
    }
    return false
  }
docs: Removes an existing notifier from the context.
  Does not fail if the notifier is not found.
  @param {object} notifier is the notifier instance to remove.
  @param {booleal} sileng states if = true the removal should not send a notification
  @returns true if the notifier was found (and subsequently removed).
  @public