message: Find instances count when listing an alias with deployment ls
diff: @@ -21,6 +21,8 @@ const getContextName = require('../util/get-context-name')
  const toHost = require('../util/to-host')
  const argCommon = require('../util/arg-common')()
  +import getDeploymentInstances from './alias/get-deployment-instances'
  +
  const help = () => {
  console.log(`
  ${chalk.bold(`${logo} now list`)} [app]
  @@ -163,7 +165,8 @@ module.exports = async function main(ctx) {
  if (item) {
  debug('Found alias that matches app name');
  const match = await now.findDeployment(item.deploymentId)
  -
  + const instances = await getDeploymentInstances(now, item.deploymentId)
  + match.instanceCount = Object.keys(instances).reduce((count, dc) => count + instances[dc].instances.length, 0)
  if (match !== null && typeof match !== 'undefined') {
  deployments = Array.of(match)
  }
  