[FCS-11.1]Celery set up.
[FCS-11.1]Huey tasks. Mail reminder.
[FCS-11.1]Huey and Redis vagrant conf. Row-id removed in tasks/list.
[FCS-11.1]Huey and Redis vagrant conf 2.
Merge branch 'FCS-11.1'

Conflicts:
	fcs/fcs/settings.py
	requirements.txt
[NT][Merge]