add more icons

app/templates/topics/topics.html

@@ -1,5 +1,5 @@
 {% from 'common/macros.html' import timestamp, subheader %}
-{% from 'common/icons.html' import icn_info, icn_warn, icn_error %}
+{% from 'common/icons.html' import icn_locked %}
 {%- extends 'base.html' -%}
 {%- block content -%}
 {%- call() subheader('All topics') -%}
@@ -15,6 +15,9 @@
 <div class="topic-info plank">
   <div class="title-container">
     <a class="info" href="{{url_for('topics.topic_by_id', topic_id=topic.id)}}">{{topic.name}}</a>
+    {%- if topic.is_locked -%}
+    {{icn_locked(24)}}
+    {%- endif -%}
   </div>
   <div>{{topic.description}}</div>
   <ul class="horizontal">