move version string output to only be shown to logged in users - see #252

templates/footer.tpl

@@ -1,10 +1,10 @@
 <!-- {$smarty.template} -->
 <div id="footer">
 	<a target="_blank" rel="noopener" href="http://postfixadmin.sf.net/">Postfix Admin {$version}</a>
-	<span id="update-check">&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;
-	<a target="_blank" rel="noopener" href="http://postfixadmin.sf.net/update-check.php?version={$version|escape:"url"}">{$PALANG.check_update}</a></span>
     {if isset($smarty.session.sessid)}
         {if $smarty.session.sessid.username}
+            <span id="update-check">&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;
+            <a target="_blank" rel="noopener" href="http://postfixadmin.sf.net/update-check.php?version={$version|escape:"url"}">{$PALANG.check_update}</a></span>
             &nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;	
             {$PALANG.pFooter_logged_as|replace:"%s":$smarty.session.sessid.username}
         {/if}