Remove call-time pass-by-reference code which produces fatal error with PHP>=5.4

Signed-off-by: Nicolas Iooss <nicolas.iooss_git@polytechnique.org>

diff --git a/upgrade/1.0.1/xnet_directory_name.php b/upgrade/1.0.1/xnet_directory_name.php
index 5bc7526..5d7e277 100755 (executable)
--- a/upgrade/1.0.1/xnet_directory_name.php
+++ b/upgrade/1.0.1/xnet_directory_name.php
@@ -29,7 +29,7 @@ while (list($uid, $hruid, $full, $display, $nb_assos, $asso, $comm) = $users->ne
         $full_name = $full;
     }
     $matches = array();
-    if (preg_match('/^([\pL.-]+) +(.*)/u', $full_name, &$matches)) {
+    if (preg_match('/^([\pL.-]+) +(.*)/u', $full_name, $matches)) {
         $dir_name = mb_strtoupper(trim($matches[2])) . " " . ucwords(trim($matches[1]));
         if ($comment != "") {
             if ($nb_assos > 1) {