add post processor
fix ffmpeg error, if youtube-dl runs more than once with --embed-thumbnail with same video
fix ffmpeg metadatapp
we don't need to run ffmpeg more times
[youtube] Add support for cleanvideosearch.com (Fixes #2734)
[prosiebensat1] Add one more clip id pattern (Closes #2737)
[brightcove] Only use url from meta element if it has the 'playerKey' field (fixes #2738)
[atomicparsley] Remove unneeded __init__ method
Merge branch 'atomicparsley' (closes #2436)
Merge branch 'master' of github.com:rg3/youtube-dl
[tube8] Fix extraction and modernize
[aol] Add support for playlists (Fixes #2730)
release 2014.04.13
[generic] Update test
[generic] Modernize tests
[ted] Use the rtmp links if there http downloads are not available.
[9gag] Fix and improve extraction
[fivemin] Get the 'sid' from the embed page (fixes #2745)

It allows to download some videos that failed.
[youtube:playlist] Correct playlist ID output

The ID now starts with PL, so we don't need to output that twice.
Add an extractor for tlc.de (fixes #2748)