Update node and webpack versions; remove gulp

Author: fdintino

.babelrc

@@ -1,8 +1,11 @@
 {
+  "sourceType": "unambiguous",
+  "plugins": ["@babel/plugin-transform-runtime"],
   "presets": [
     ["@babel/env", {
       "loose": true,
       "useBuiltIns": "usage",
+      "corejs": 2,
       "targets": {
         "browsers": ["last 2 versions", "safari >= 7", "ie 9"],
         "node": "8"

gulp/browserify.js

@@ -1,4 +1,4 @@
-const $ = require('jquery');
+import $ from 'jquery';
 
 /**
  * For grappelli 2.14, converts a django.jQuery instance to a grp.jQuery
@@ -20,4 +20,4 @@ function grp$($sel) {
   return $grpSel;
 }
 
-module.exports = grp$;
+export default grp$;

gulp/sass.js

@@ -1,7 +1,9 @@
-const $ = require('jquery');
-const grappelli = require('grappelli');
-const DJNesting = require('./utils');
-DJNesting.DjangoFormset = require('./jquery.djangoformset');
+import $ from 'jquery';
+import * as grappelli from 'grappelli';
+import DJNesting from './utils';
+import DjangoFormset from './jquery.djangoformset';
+
+DJNesting.DjangoFormset = DjangoFormset;
 
 $(document).ready(function() {
     // Remove the border on any empty fieldsets
@@ -37,4 +39,4 @@ $(document).ready(function() {
     });
 });
 
-module.exports = DJNesting;
+export default DJNesting;

gulp/watchtask.js

@@ -1,11 +1,12 @@
-'use strict';
+import $ from 'jquery';
 
-const $ = require('jquery');
-const regexQuote = require('./regexquote');
-const DJNesting = require('./utils');
-const grappelli = require('grappelli');
-const grp = require('grp');
-const grp$ = require('./grp$');
+import regexQuote from './regexquote';
+import DJNesting from './utils';
+import * as grappelli from 'grappelli';
+import grp from 'grp';
+import grp$ from './grp$';
+// const grp = require('grp');
+// const grp$ = require('./grp$');
 
 var pluginName = 'djangoFormset';
 
@@ -583,4 +584,4 @@ $.fn[pluginName] = function() {
     }
 };
 
-module.exports = DjangoFormset;
+export default DjangoFormset;

gulpfile.babel.js

@@ -1,4 +1,4 @@
-const $ = require('jquery');
+import $ from 'jquery';
 
 var prefixCache = {};
 

nested_admin/static/nested_admin/src/nested-admin/grp$.js

@@ -1 +1 @@
-module.exports = window.django.jQuery;
+export default window.django.jQuery;