Fix tooltips (#1203)

Fixes #1202

_includes/scripts.html

@@ -1,8 +1,8 @@
-<script src="/assets/js/main.js?v=1"></script>
 <script src="/assets/js/jquery-3.3.1.min.js?v=4"></script>
 <script src="/assets/js/popper.min.js?v=4"></script>
 <script src="/assets/js/bootstrap.min.js?v=4"></script>
 <script src="/assets/js/sortable.min.js?v=4"></script>
+<script src="/assets/js/main.js?v=2"></script>
 
 <!--
   Matomo is the leading open-source analytics platform:

assets/js/main.js

@@ -1,3 +1,9 @@
+// Tooltips
+$(function () {
+   $("[data-toggle='tooltip']").tooltip();
+});
+
+
 //
 // Navbar dropdowns
 //