add node modules to repo

app/node_modules/bootstrap/js/src/index.js

@@ -0,0 +1,50 @@
+import $ from 'jquery'
+import Alert from './alert'
+import Button from './button'
+import Carousel from './carousel'
+import Collapse from './collapse'
+import Dropdown from './dropdown'
+import Modal from './modal'
+import Popover from './popover'
+import Scrollspy from './scrollspy'
+import Tab from './tab'
+import Tooltip from './tooltip'
+import Util from './util'
+
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.1.1): index.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+(($) => {
+  if (typeof $ === 'undefined') {
+    throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
+  }
+
+  const version = $.fn.jquery.split(' ')[0].split('.')
+  const minMajor = 1
+  const ltMajor = 2
+  const minMinor = 9
+  const minPatch = 1
+  const maxMajor = 4
+
+  if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) {
+    throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
+  }
+})($)
+
+export {
+  Util,
+  Alert,
+  Button,
+  Carousel,
+  Collapse,
+  Dropdown,
+  Modal,
+  Popover,
+  Scrollspy,
+  Tab,
+  Tooltip
+}