Log something useful when unilangs cant parse code
1916: Youtube team videos don't need credits
Revert "1916: Youtube team videos don't need credits"

This reverts commit 5304500d622332a02ca06866cdb5e54743b9093b.
1916: Youtube team videos dont need credits take 2
added missing pytz requirement
1916: Add credit functions should be safe

The add credit functions now determinte whether or not the credit should be
added.
1916: Add script to remove broken YT descs.
First draft of security page
Merge branch 'production' of github.com:pculture/unisubs into production
Second draft of security page
Merge branch 'production' into staging
i-1912: increase gauge_videos task interval to 60 seconds
1916: Resync subs to remove credit
updated domain for GA tracking
Merge branch 'i-1912' into staging
Merge branch 'production' into staging
Merge branch 'staging' into i-1899