Add base url to output of configtest.php.

src/configtest.php

@@ -157,6 +157,8 @@ foreach($theme as $thm) {
 
 echo $IND . "Themes OK.<br />\n";
 
+echo $IND . "Base URL detected as: <tt>" . htmlspecialchars(get_location()) . "</tt><br />\n";
+
 
 /* check outgoing mail */
 
@@ -417,4 +419,4 @@ if( empty($ldap_server) ) {
 </html>
 <?php
 // vim: et ts=4
-?>
+?>