Update youtube-dl to 2019.07.12
Changes:
- Core:
- [adobepass] Add support for AT&T U-verse (mso ATT)
- Extractors:
- [mgtv] Pass Referer HTTP header for format URLs
- [beeg] Add support for api/v6 v2 URLs without t argument
- [voxmedia:volume] Improvevox embed extraction
- [funnyordie] Move extraction to VoxMedia extractor
- [gameinformer] Fix extraction
- [funk] Fix extraction
- [packtpub] Relax lesson URL regular expression
- [packtpub] Fix extraction
- [philharmoniedeparis] Relax URL regular expression
- [peertube] Detect embed URLs in generic extraction
- [mixer:vod] Relax URL regular expression
- [lecturio] Add support id based URLs
- [go] Add site info for disneynow
- [ted] Restrict info regular expression
- [twitch:vod] Actualize m3u8 URL
- [vzaar] Fix videos with empty title
- [tvland] Fix extraction
- [arte] Clean extractor