Initial backup of device component re-working.

manifests/deviceservice.yaml

run_local_tests.sh

src/common/message_broker/tests/test_unitary.py

src/context/service/__main__.py

src/device/client/DeviceClient.py

src/device/proto/context_pb2.py

src/device/proto/device_pb2.py

src/device/proto/device_pb2_grpc.py

src/device/requirements.in

src/device/service/__main__.py