--no-playlist
now it can be used by playlist extractor
- token is now sent in `Authorization` header - token is refreshed when needed - new token is not requested if there is one (playlist downloading)
[cbc] update test cases
* Promote to regular shortcut based extractor * Add mcp to access key mapping table * Add support for embeds extraction * Add support for anvato embeds in generic extractor
[appletrailers] update test cases
[utils] Fix inconsistent output of clean_html
Closes #12734 Thanks @paulguy for the fix!
`\s` in Python 2.x doesn't match unicode whitespace characters by default
This may be incorrect due some header (e.g. flv header in f4m downloader)