Work in progress.
Fix tests.
Merge branch 'anton/allow-multiple-transcripts' of https://github.com/edx/edx-platform into anton/allow-multiple-transcripts
Work in progress.
Merge branch 'anton/allow-multiple-transcripts' of https://github.com/edx/edx-platform into anton/allow-multiple-transcripts
Merge branch 'anton/allow-multiple-transcripts' of https://github.com/edx/edx-platform into anton/allow-multiple-transcripts
Work in progress.