Git commits in Moodle 2.5.5 by Tim Lock

commit 3e048cb036957ad591b9edf9470a9438d89db2ed
Author: Tim Lock <tim.lock@netspot.com.au>
Date:   Tue, 26 Jun 2012 10:13:33 +0800
Tag:    v2.5.5

MDL-34020: Further work on IMS package importing when using Blackboard packages