Use async-to-gen for all Node versions

bin/now

@@ -1,22 +1,17 @@
-#!/bin/bash
-// >&/dev/null; exec node $(node -p "process.version[1] >= 7 ? '--harmony-async-await' : '--lazy'") $0 $@
-// vi:syntax=javascript
+#!/usr/bin/env node
 
 // Native
 const {resolve} = require('path')
 
 // Packages
 const nodeVersion = require('node-version')
-const isAsyncSupported = require('is-async-supported')
 const updateNotifier = require('update-notifier')
 
 // Ours
 const {error} = require('../lib/error')
 const pkg = require('../package')
 
-if (!isAsyncSupported()) {
-  require('async-to-gen/register')
-}
+require('async-to-gen/register')
 
 if (nodeVersion.major < 6) {
   error('Now requires at least version 6 of Node. Please upgrade!')

bin/now-alias

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Packages
 const chalk = require('chalk')

bin/now-certs

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Native
 const path = require('path')

bin/now-deploy

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Native
 const {resolve} = require('path')

bin/now-dns

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Packages
 const chalk = require('chalk')

bin/now-domains

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Packages
 const chalk = require('chalk')

bin/now-list

@@ -1,5 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
-
+#!/usr/bin/env node
 
 // Packages
 const fs = require('fs-promise')

bin/now-remove

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Packages
 const minimist = require('minimist')

bin/now-secrets

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --harmony-async-await
+#!/usr/bin/env node
 
 // Packages
 const chalk = require('chalk')

package.json

@@ -72,7 +72,6 @@
     "graceful-fs": "^4.1.11",
     "ignore": "^3.2.0",
     "ini": "^1.3.4",
-    "is-async-supported": "^1.2.0",
     "is-url": "^1.2.2",
     "minimist": "^1.2.0",
     "ms": "^0.7.2",