Fix package diff table for upgrade view template, per Buefy

tailbone/templates/diff.mako

@@ -9,7 +9,7 @@
   </thead>
   <tbody>
     % for field in diff.fields:
-       <tr${' class="diff"' if diff.values_differ(field) else ''|n}>
+       <tr ${diff.get_row_attrs(field)|n}>
          <td class="field">${diff.render_field(field)}</td>
          <td class="old-value">${diff.render_old_value(field)}</td>
          <td class="new-value">${diff.render_new_value(field)}</td>

tailbone/templates/upgrades/view.mako

@@ -3,6 +3,7 @@
 
 <%def name="extra_javascript()">
   ${parent.extra_javascript()}
+  % if not use_buefy:
   <script type="text/javascript">
 
     function show_packages(type) {
@@ -34,6 +35,7 @@
     });
 
   </script>
+  % endif
 </%def>
 
 <%def name="render_form_buttons()">
@@ -60,5 +62,13 @@
   % endif
 </%def>
 
+<%def name="modify_tailbone_form()">
+  <script type="text/javascript">
+
+    TailboneFormData.showingPackages = 'diffs'
+
+  </script>
+</%def>
+
 
 ${parent.body()}