Remove track.backends.django.TrackingLog from edx-platform

Removal

• Removing: track.backends.django and code that exists only to support it

• Includes:

  • common/djangoapps/track/backends/django.py

  • common/djangoapps/track/models.py

  • common/djangoapps/track/migrations/

  • ENABLE_SQL_TRACKING_LOGS feature flag

• URLs (hidden behind the ENABLE_SQL_TRACKING_LOGS feature flag):

  • event_logs/

  • event_logs/<args>

Replacement

Replaced with: LoggerBackend (the default all along) and MongoBackend from the same package. They have been recommended over the legacy django backend for 6 years.

Target Dates

Accepted (deadline for comments before acceptance): 2020-01-31
Removed: 2020-02-03
First named release without it: Juniper release