Show blogmark links in bold

Refs #474

templates/includes/blog_mixed_list.html

@@ -30,7 +30,7 @@ <h3><a href="{{ item.obj.get_absolute_url }}" rel="bookmark">{{ item.obj.title|t
 {% endif %}
 {% if item.type == "blogmark" %}
 <div class="blogmark segment">
-  <p><a href="{{ item.obj.link_url }}">{{ item.obj.link_title|typography }}</a>{% if item.obj.via_url %}
+  <p><strong><a href="{{ item.obj.link_url }}">{{ item.obj.link_title|typography }}</a></strong>{% if item.obj.via_url %}
     (<a href="{{ item.obj.via_url }}" title="{{ item.obj.via_title|typography }}">via</a>){% endif %}{% if not item.obj.via_url and not item.obj.link_title|ends_with_punctuation %}.{% endif %}
     {% if not item.obj.use_markdown %}{{ item.obj.commentary|typography|linebreaks|strip_wrapping_p }}{% else %}{{ item.obj.body|strip_wrapping_p }}{% endif %}</p>
     <p class="date-and-tags"><a href="{{ item.obj.get_absolute_url }}" rel="bookmark">#</a> {% if showdate %}<a href="/{{ item.obj.created|date:"Y/M/j/" }}">{{ item.obj.created|date:"jS F Y" }}</a>,