fixing decorator bug and other bugs long fixed ago
Add "stage_status", to track (and report) errors and cancellations.
Use stage_status for better video updates (better error reporting)
fixing small bug in update
Merge branch 'release-0.11.1' of github.com:learningequality/ka-lite into smoother_updates
Fix video invalidation by full search on disk for each topic load.
Subtitle support wasn't working.  Now it works, and now also shows subtitles for videos that haven't been downloaded yet.
Merge pull request #1176 from bcipolli/smoother_updates

Smoother updates (particularly video updates)
Merge pull request #1177 from bcipolli/video_recount

Fix video invalidation by full search on disk for each topic load.
Merge pull request #1179 from bcipolli/fix_subtitles

Subtitle support now works, and also shows subtitles for videos that haven't been downloaded yet.
missed namespace qualifier; fixes #1191
Fixes to report better errors, avoid catastrophic failures
Merge branch 'master' of github.com:learningequality/ka-lite into release-0.11.1

Conflicts:
	kalite/coachreports/views.py
	kalite/shared/decorators/misc.py