[fix] missing global + proper shebang on upgrade script

bureau/class/m_dom.php

@@ -1904,6 +1904,7 @@ class m_dom {
      * so that apache & bind could do their job
      */
     function update_domains() {
+        global $db, $hooks;
         if (posix_getuid()!=0) {
             echo "FATAL: please lauch me as root\n";
             exit();

install/upgrades/3.5.0.2.php

@@ -1,3 +1,4 @@
+#!/usr/bin/php -q
 <?php
 
 // we don't check our AlternC session