Performance and test improvement for LearnerMetricsViewSet#260

Merged

johnbaldwin merged 12 commits intomasterfrom john/learner-metrics-performance

Sep 28, 2020

+395-139

Commits on Sep 21, 2020

Commits on Sep 22, 2020

Added test case for course id not found for standalone mode
johnbaldwin
committed

Commits on Sep 23, 2020

Added django-environ to support devsite multisite switching modes
johnbaldwin
committed
Improved query performance for LCGM "get most recent"
johnbaldwin
committed

Commits on Sep 24, 2020

Commits on Sep 25, 2020

Learner Metrics Serializer - Fixed bug
johnbaldwin
committed

Commits on Sep 28, 2020