Feature #5196: Grouping, ordering and viewing issues list by parent tasks

Feature #5196: Grouping, ordering and viewing issues list by parent tasks

There is new feature subtasks in trunk (from r3573 ). But there are not abilities to group or order issues by their parent tasks in project issues list. Also there is not ability to include root/parent task column in issues list. - It will be very usefull to maintain project plan and control project progress.

Full article: http://www.redmine.org/issues/5196