According to [1] TABs must be used as separators between fields.
Files produces by some tools with spaces as separators are considered
malformed.
1. https://curl.haxx.se/docs/http-cookies.html
This reverts commit cff99c91d1.
* Extract m3u8 parsing to separate method
* Improve rendition groups extraction
* Build stream name according stream GROUP-ID
* Ignore reference to AUDIO group without URI when stream has no CODECS
+ Add test coverage for parsing m3u8 from #11507, #11995, #12211 and twitch vod
