Git commits in Moodle 1.6.x by dongsheng

commit e45607b4912c7e6b462840516580eebdd67a544c
Author: dongsheng <dongsheng>
Date:   Tue, 18 Nov 2008 11:49:39 +0900
Tag:    v1.6.9

"MDL-17143, don't display the user description at all when user isn't enrolled in any courses, backported to 1.6"