+ $wgBrowserBlackList

LocalSettings.sample

@@ -227,4 +227,8 @@ $wgLocalInterwiki   = $wgSitename;
 # A list of proxy servers (ips if possible) to purge on changes
 # don't specify ports here (80 is default)
 # $wgSquidServers = array('127.0.0.1');
+
+# Browser-related setting
+$wgBrowserBlackList = array();
+
 ?>

includes/DefaultSettings.php

@@ -760,6 +760,8 @@ $wgNavigationLinks = array (
 # instead of listing them as articles.
 $wgCategoryMagicGallery = true;
 
+# Browser Blacklist for unicode non compliant browsers
+$wgBrowserBlackList = array();
 
 } else {
 	die();