fix #17. - require django-1.11.17 support to python3.7 - see: https://docs.djangoproject.com/en/1.11/releases/1.11.17/
fix #17.
- require django-1.11.17 support to python3.7
- see: https://docs.djangoproject.com/en/1.11/releases/1.11.17/

dictoss/active-task-summary,dictoss/active-task-summary,dictoss/active-task-summary,dictoss/active-task-summary