Merge branch 'develop' into feature/DBOARD3-958

Changelog.md

inventory_provider/db/ims_data.py

inventory_provider/nokia.py

inventory_provider/routes/classifier.py

inventory_provider/routes/jobs.py

inventory_provider/routes/poller.py

inventory_provider/tasks/worker.py

setup.py

test/data/router-info.json

test/test_classifier_routes.py

test/test_general_poller_routes.py

test/test_worker.py