Merge branch 'feature/qr-code' into 'master'

management/consumers.py

management/routing.py

management/static/management/css/style.css

management/templates/management/add_mobile_voter_name.html

management/templates/management/add_mobile_voter_qr.html

management/templates/management/index.html

management/templates/management/session.html

management/urls.py

management/views.py

vote/migrations/0031_voter_qr.py

vote/models.py

vote/static/js/reload.js

vote/views.py

wahlfang/__init__.py