Depends on #8876
[extractor/common] add helper method to extract html5 media entries
[ffmpeg] Fix embedding subtitles (#9063)
Until agreed with some solution
The configuration file contents are being returned as unicode now, so decoding them is no longer necessary. (Run python2 with -3 to see the warning before this commit)
The original statement raises uncaught UnicodeWarning on Python 2.6
Closes #9871
[toutv] fix info extraction(closes #1792)(closes #2082)