Change logic to find Jurisdiction objects.
Change logic to find Jurisdiction objects.

        This is the first part to help fix #92

datamade/pupa,datamade/pupa,mileswwatkins/pupa,opencivicdata/pupa,influence-usa/pupa,mileswwatkins/pupa,influence-usa/pupa,rshorey/pupa,opencivicdata/pupa,rshorey/pupa