Index: includes/specials/SpecialNewpages.php
===================================================================
--- includes/specials/SpecialNewpages.php       (revision 44830)
+++ includes/specials/SpecialNewpages.php       (working copy)
@@ -70,6 +70,8 @@
                        // PG offsets not just digits!
                        if ( preg_match( '/^offset=([^=]+)$/', $bit, $m ) )
                                $this->opts->setValue( 'offset',  intval($m[1]) );
+                       if ( preg_match( '/^username=(.*)$/', $bit, $m ) )
+                               $this->opts->setValue( 'username', $m[1] );
                        if ( preg_match( '/^namespace=(.*)$/', $bit, $m ) ) {
                                $ns = $wgLang->getNsIndex( $m[1] );
                                if( $ns !== false ) {