First version

_includes/user.html

@@ -0,0 +1,14 @@
+{% if page.author %}
+<div class="generated-sidebar portlet" id="p-author" role="author">
+  <h3>{{ site.data.i18n[site.lang].label.author }}</h3>
+  <div class="portlet-body">
+    {% assign author = site.data.users[page.author] %}
+    <ul>
+      <li><a href="/{{ site.data.i18n[site.lang].prefix.user }}{{ page.author }}.html">{{ author.name }}</a></li>
+    </ul>
+    {% if author.logo %}
+    <img src="/{{ author.logo }}" style="max-width: 100%;margin: 3px" />
+    {% endif %}
+  </div>
+</div>  
+{% endif %}