youtube-dl 2016.10.02

Core

• Fix possibly lost extended attributes during post-processing
• Support pyxattr as well as python-xattr for --xattrs and
  --xattr-set-filesize (#9054)

Extractors

• [jwplatform] Support DASH streams in JWPlayer
• [jwplatform] Support old-style JWPlayer playlists
• [byutv:event] Add extractor
• [periscope:user] Fix extraction (#10820)
• [dctp] Fix extraction (#10734)
• [instagram] Extract video dimensions (#10790)
• [tvland] Extend URL regular expression (#10812)
• [vgtv] Add support for tv.aftonbladet.se (#10800)
• [aftonbladet] Remove extractor
• [vk] Fix timestamp and view count extraction (#10760)
• [vk] Add support for running and finished live streams (#10799)
• [leeco] Recognize more Le Sports URLs (#10794)
• [instagram] Extract comments (#10788)
• [ketnet] Extract mzsource formats (#10770)
• [limelight:media] Improve HTTP formats extraction