Changed name of parentLearningDesign to originalLearningDesign. This field links the lesson version of a design back to its original design, but the parent name suggests that the parent learning design contains the child learning design (this is the meaning in the activity table) so the name was changed.
LDEV-61 Fixing tool sessions - all users were getting separate tool sessions.Changed name of "group" to "sessionGroup" so that the HQL wouldn't throw warnings about group being a reserved word.
added the property groupingTypeId, which previously wasnt there.when retrieving Grouping objects, the groupingTypeId was null regardless of what value was stored on database. Works okay now.