handling review comments

atdb/dumpdata_configuration.bat

atdb/dumpdata_workflows.bat

atdb/loaddata_configuration.bat

atdb/loaddata_workflow.bat

atdb/makemigrations.bat

atdb/migrate.bat

atdb/requirements/base.txt

atdb/rollback.bat

atdb/superuser.bat

atdb/taskdatabase/models.py

atdb/taskdatabase/services/activities_handler.py

atdb/taskdatabase/tests/test_models_processed_summary.py

atdb/taskdatabase/tests/test_summary_tasks.py

atdb/taskdatabase/tests/test_update_activity.py

atdb/test-latest.bat

atdb/test.bat

atdb/test_local.bat