Slice:

- moved old code to a separate folder (temporary, until confirming it is useless)
- minor code clean-up

src/slice/service/SliceServiceServicerImpl.py

@@ -13,7 +13,6 @@
 # limitations under the License.
 
 import grpc, json, logging
-from typing import Dict
 from common.rpc_method_wrapper.Decorator import create_metrics, safe_and_metered_rpc_method
 from context.client.ContextClient import ContextClient
 from context.proto.context_pb2 import (