Add Has A Value to Table View filters #159
Add Has A Value to Table View filters #159

* Add a new option to filters that allow a user to see all rows that
  contain a ScanCode detected value. This essentially hides rows
  that are empty.

Signed-off-by: Jillian Daguil <8e927abf8e72a52d2816b020862fa1a32fbeb0d6@nexb.com>

nexB/aboutcode-manager,nexB/aboutcode-manager,nexB/aboutcode-manager