Enable grouping of orders in the vendor orders view

Enable the ability to group orders similar to how the inbox can group tasks. Ideally, these same grouping options would be available in orders.

Screenshot of Trados Enterprise interface showing a list of projects with options to refresh, open, accept, reject, and open in online editor. A sidebar menu with 'Task Type', 'Source', 'Target', 'Project', 'Project Group', 'Assignee', and 'Customer' filters is visible.