Git commits in Moodle 1.7.3 by mark-nielsen

commit 5d7ce9bf29db6921d5dff07f3b90aef8e2d75670
Author: mark-nielsen <mark-nielsen>
Date:   Tue, 29 May 2007 01:18:54 +0800
Tag:    v1.7.3

Fix for MDL-9947, remap activity links during restore process