Merge pull request #2063 from edx/feature/rocha/lets-use-celery

cms/envs/aws.py

cms/envs/common.py

cms/envs/dev.py

cms/envs/dev_with_worker.py

cms/envs/test.py

cms/urls.py

common/djangoapps/service_status/__init__.py

common/djangoapps/service_status/tasks.py

common/djangoapps/service_status/test.py

common/djangoapps/service_status/urls.py

common/djangoapps/service_status/views.py

lms/envs/aws.py

lms/envs/common.py

lms/envs/dev.py

lms/envs/dev_with_worker.py

lms/envs/test.py

lms/urls.py

rakefiles/django.rake

requirements/edx/base.txt