Complete spec generation for the tables of TD, HCTL, WoT-Security, and Json Schema terms

resources/jinja_templates/class_table.jinja2

@@ -1,4 +1,5 @@
 {# Generic vocabulary table used by class_section #}
+{% if slots %}
 <table class="def numbered">
   <caption>Vocabulary Terms in {{ class_name }} Level</caption>
   <thead>
@@ -13,10 +14,11 @@
     {% for slot in slots %}
     <tr class="rfc2119-table-assertion">
       <td><code>{{ slot.slot_name }}</code></td>
-      <td>{{ slot.description | safe }}</td>
+      <td>{{ slot.description | annotate | safe }}</td>
       <td>{{ slot.assignment }}</td>
-      <td>{{ slot.range_text }}</td>
+      <td>{{ slot.range_text | annotate | safe }}</td>
     </tr>
     {% endfor %}
   </tbody>
 </table>
+{% endif %}