1990: updated demo metrics to include rev
1990: updated demo metrics
1990: updated demo metrics to use branch name
1990: optimized branch lookup (thx sjl)
tern: log missing videos, we'll deal with them later
tern: use force_escape instead of escape (thanks, django)
Merge remote-tracking branch 'origin/staging' into staging
tern: strip ASCII control characters from subtitles
tern: log invalid language codes
tern: fix some invalid language codes on the fly
Merge branch 'i-1990' into staging
Merge branch 'staging' into dev