app/views/activities/_user_activity.html.erb
<li class="list-item small <%= activity.type %>">
<div class="wrapper">
<a href="<%= activity.url %>" title="<%= activity.name %>">
<div class="item-avatar">
<%= activity.avatar %>
</div>
</a>
<div class="item">
<div class="activity-event">
<%= activity.event %>
</div>
<time class="activity-time" datetime="<%= activity.time.to_datetime.rfc3339 %>">
<%= activity.time_ago %>
</time>
<div class="activity-changes">
<%= activity.changes %>
</div>
</div>
</div>
</li>