Fix diff in inner html (#80)

pkg/sloop/webfiles/index.html

@@ -104,9 +104,13 @@ For full license text, see LICENSE.txt file in the repo root or https://opensour
             integrity="sha256-VazP97ZCwtekAsvgPBSUwPFKdrwD3unUfSGVYrahUqU="
             crossorigin="anonymous"></script>
 
+    <!-- This is the list of scripts needed by resource.html, because inner html can not use includes -->
     <script src="https://unpkg.com/axios/dist/axios.min.js" async="" type="text/javascript"></script>
     <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js" async="" type="text/javascript"></script>
     <script src="https://unpkg.com/nprogress@0.2.0/nprogress.js" async="" type="text/javascript"></script>
+    <script src="https://cemerick.github.io/jsdifflib/diffview.js" type="text/javascript" ></script>
+    <script src="https://cemerick.github.io/jsdifflib/difflib.js" type="text/javascript" ></script>
+
     <script src="/webfiles/filter.js"></script>
 
     <script>

pkg/sloop/webfiles/resource.html

@@ -16,6 +16,7 @@ For full license text, see LICENSE.txt file in the repo root or https://opensour
 
     <title>Resource {{.Kind}}/{{.Namespace}}/{{.Name}}</title>
 
+    <!-- This list of scripts needs to also live in index.html -->
     <script src="https://unpkg.com/axios/dist/axios.min.js" type="text/javascript"></script>
     <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js" type="text/javascript"></script>
     <script src="https://unpkg.com/nprogress@0.2.0/nprogress.js" type="text/javascript"></script>