cleanup for merge

src/common/tools/kafka/Variables.py

src/kpi_manager/README.md

src/kpi_manager/client/KpiManagerClient.py

src/kpi_manager/database/KpiModel.py

src/kpi_manager/database/Kpi_DB.py

src/kpi_manager/service/KpiManagerService.py

src/kpi_manager/service/KpiManagerServiceServicerImpl.py

src/kpi_manager/service/NameMapping.py

src/kpi_manager/service/__main__.py

src/kpi_manager/tests/test_messages.py

src/kpi_value_api/client/KpiValueApiClient.py

src/kpi_value_api/service/KpiValueApiService.py

src/kpi_value_api/service/KpiValueApiServiceServicerImpl.py

src/kpi_value_api/service/NameMapping.py

src/kpi_value_api/service/__main__.py

src/kpi_value_api/tests/messages.py

src/kpi_value_api/tests/test_kpi_value_api.py

src/kpi_value_writer/service/KpiValueComposer.py

src/kpi_value_writer/service/KpiValueWriter.py

src/kpi_value_writer/service/NameMapping.py