Merge pull request #21 from njoyard/master

representatives/contrib/francedata/import_representatives.py

...es/contrib/francedata/tests/representatives_expected.json

representatives/contrib/francedata/variants.py

representatives/contrib/parltrack/import_representatives.py

...ves/contrib/parltrack/tests/representatives_expected.json

representatives/migrations/0015_chamber_abbreviation.py

representatives/models.py

representatives/templatetags/representatives_tags.py

...esentativeManagerTest.test_constituencies_api/status_code

...res/RepresentativeManagerTest.test_groups_api/status_code

...s/RepresentativeManagerTest.test_mandates_api/status_code

...sentativeManagerTest.test_representatives_api/status_code

representatives/urls.py

representatives/views.py