1. Funding duration
Returns a tuple of the earliest period of performance start date and
latest period of performance end date for all active task order in a portfolio.
2. Days to funding expiration
Returns the numbei of days between today and the lastest
period performance end date of all active task orders
3. Active task orders
Returns a list of a portfolio's active task orders a
- parent relation will not include applications or environments marked
as deleted
- domain classes will exclude deleted objects from selections
- changed some test factories to use domain_word for resource names,
because they were using person names and it bugged me