First support for md extensions; Package all needed dependencies in the repo

Source/node_modules/core-js/modules/es7.string.match-all.js

@@ -0,0 +1,30 @@
+'use strict';
+// https://tc39.github.io/String.prototype.matchAll/
+var $export = require('./_export');
+var defined = require('./_defined');
+var toLength = require('./_to-length');
+var isRegExp = require('./_is-regexp');
+var getFlags = require('./_flags');
+var RegExpProto = RegExp.prototype;
+
+var $RegExpStringIterator = function (regexp, string) {
+  this._r = regexp;
+  this._s = string;
+};
+
+require('./_iter-create')($RegExpStringIterator, 'RegExp String', function next() {
+  var match = this._r.exec(this._s);
+  return { value: match, done: match === null };
+});
+
+$export($export.P, 'String', {
+  matchAll: function matchAll(regexp) {
+    defined(this);
+    if (!isRegExp(regexp)) throw TypeError(regexp + ' is not a regexp!');
+    var S = String(this);
+    var flags = 'flags' in RegExpProto ? String(regexp.flags) : getFlags.call(regexp);
+    var rx = new RegExp(regexp.source, ~flags.indexOf('g') ? flags : 'g' + flags);
+    rx.lastIndex = toLength(regexp.lastIndex);
+    return new $RegExpStringIterator(rx, S);
+  }
+});