Cache talk info as tid.json
Drop jquery dependency.
Fix txt subtitle download.
Migrating to redis: update fetch.hs
Migrated to Redis.
Clean up persistent-postgresql
Refactor fetch.hs a bit.
Refactor getHomeR a bit.
Add hedis to cabalfile, bump dependency versions.
Refactor.
First time using Data.Foldable and multiExec.
Refactor getTalksR
Refactor getDownloadR and getWatchR
We depend on Data.Foldable in base-4.7 now.
Fix a bug. Update test.
Use annoymous js function.