Adding upstream version 5.2.3+dfsg.

Signed-off-by: Daniel Baumann <daniel@debian.org>

package.js

@@ -0,0 +1,18 @@
+// package metadata file for Meteor.js
+
+/* eslint-env meteor */
+
+Package.describe({
+  name: 'twbs:bootstrap', // https://atmospherejs.com/twbs/bootstrap
+  summary: 'The most popular front-end framework for developing responsive, mobile first projects on the web.',
+  version: '5.2.3',
+  git: 'https://github.com/twbs/bootstrap.git'
+})
+
+Package.onUse(api => {
+  api.versionsFrom('METEOR@1.0')
+  api.addFiles([
+    'dist/css/bootstrap.css',
+    'dist/js/bootstrap.js'
+  ], 'client')
+})