A grouping for tasks. The editor by default supports the 'Clean', 'Build', 'RebuildAll' and 'Test' group.
Online Documentation
The ID of the task group. Is one of TaskGroup.Clean.id, TaskGroup.Build.id, TaskGroup.Rebuild.id, or TaskGroup.Test.id.
Whether the task that is part of this group is the default for the group. This property cannot be set through API, and is controlled by a user's task configurations.