friendica-github/view/templates/groupeditor.tpl

<div id="group">
<h3>{{$groupeditor.label_members}}</h3>
<div id="group-members" class="contact_list">
{{foreach $groupeditor.members as $c}} {{$c}} {{/foreach}}
</div>
<div id="group-members-end"></div>
<hr id="group-separator" />
</div>

<div id="contacts">
<h3>{{$groupeditor.label_contacts}}</h3>
<div id="group-all-contacts" class="contact_list">
{{foreach $groupeditor.contacts as $m}} {{$m}} {{/foreach}}
</div>
<div id="group-all-contacts-end"></div>
</div>