MDL-15449, enrol multiple users to multiple courses, including bugs fix, see tracker, sent by Jonathan.

admin/user/user_bulk_forms.php

@@ -24,7 +24,9 @@ class user_bulk_action_form extends moodleform {
         if (has_capability('moodle/user:update', $syscontext)) {
             $actions[5] = get_string('download', 'admin');
         }
-
+        if (has_capability('moodle/role:assign', $syscontext)){
+        	$actions[6] = get_string('enrolmultipleusers', 'admin');
+        }		
         $objs = array();
         $objs[] =& $mform->createElement('select', 'action', null, $actions);
         $objs[] =& $mform->createElement('submit', 'doaction', get_string('go'));
@@ -106,4 +108,4 @@ class user_bulk_form extends moodleform {
         $renderer->setGroupElementTemplate($template, 'usersgrp');
     }
 }
-?>
+?>