Git commits in Moodle 1.7.1 by mudrd8mz

commit 0ac7fcd7da4bfcd271055831ee12a553666e68bc
Author: mudrd8mz <mudrd8mz>
Date:   Tue, 07 Nov 2006 20:52:13 +0800
Tag:    v1.7.1

Fixed bug MDL-7361 (creates $CFG->dataroot/lang if it does not exist).