Display Servername for admin backend.

web/templates/admin/panel.html

@@ -24,6 +24,7 @@
       </div>
       <!-- /.l-menu -->
       <div class="l-profile noselect">
+        <a class="l-profile__server"><? echo gethostname(); ?></a>
         <a class="l-profile__notifications <? if($panel[$user]['NOTIFICATIONS'] == 'yes') echo " updates"; ?>">&nbsp;</a>
         <a class="l-profile__username" href="/edit/user/?user=<?php echo $user; ?>"><?=$user?></a>
         <a class="l-profile__logout" href="/logout/"> <?=__('Log out')?> </a>