Git commits in Moodle 1.6.9 by pichetp

commit 3e31f4e2e2fc957ba7eff4232cc992c265d16cd9
Author: pichetp <pichetp>
Date:   Fri, 05 Dec 2008 02:15:13 +0900
Tag:    v1.6.9

MDL-17524 Merging from HEAD Deleting a calculated question delete datasetdefinitions shared by other question