Add untagged entries

Fix #1631

src/Wallabag/CoreBundle/Resources/views/themes/_title.html.twig

@@ -8,6 +8,8 @@
     {{ 'entry.page_titles.filtered'|trans }}
 {% elseif currentRoute == 'tag_entries' %}
     {{ 'entry.page_titles.filtered_tags'|trans }}
+{% elseif currentRoute == 'untagged' %}
+    {{ 'entry.page_titles.untagged'|trans }}
 {% else %}
     {{ 'entry.page_titles.unread'|trans }}
 {% endif %}

src/Wallabag/CoreBundle/Resources/views/themes/baggy/Tag/tags.html.twig

@@ -12,4 +12,8 @@
         <li id="tag-{{ tag.id|e }}"><a href="{{ path('tag_entries', {'slug': tag.slug}) }}">{{tag.label}} ({{ tag.entries.getValues | length }})</a></li>
     {% endfor %}
     </ul>
+
+    <div>
+        <a href="{{ path('untagged') }}">{{ 'tag.list.see_untagged_entries'|trans }}</a>
+    </div>
 {% endblock %}

src/Wallabag/CoreBundle/Resources/views/themes/material/Tag/tags.html.twig

@@ -12,4 +12,7 @@
         <li id="tag-{{ tag.id|e }}" class="col l4 m6 s12"><a href="{{ path('tag_entries', {'slug': tag.slug}) }}">{{tag.label}} ({{ tag.entries.getValues | length }})</a></li>
     {% endfor %}
     </ul>
+    <div>
+        <a href="{{ path('untagged') }}">{{ 'tag.list.see_untagged_entries'|trans }}</a>
+    </div>
 {% endblock %}