Picta-dl

Extractors
* [youtube:tab] Extract channels only from channels tab (27266)
* [youtube] Improve age-gated videos extraction (27259)

Core
* [YoutubeDL] Write static debug to stderr and respect quiet for dynamic debug
(14579, 22593)

Extractors
* [youtube] Improve yt initial player response extraction (27216)

Core
* [downloader/fragment] Set final file's mtime according to last fragment's
Last-Modified header (11718, 18384, 27138)

Extractors
* [youtube] Imporve music metadata and license extraction (26013)

Core
+ [extractor/common] Add generic support for akamai HTTP format extraction

Extractors
* [youtube:tab] Fix feeds extraction (25695, 26452)
* [youtube:favorites] Restore extractor
* [youtube:tab] Fix some weird typo (27157)

Core
* [downloader/http] Fix crash during urlopen caused by missing reason
of URLError
* [YoutubeDL] Fix --ignore-errors for playlists with generator-based entries
of url_transparent (27064)

Extractors
* [youtube] Fix error reason extraction (27081)
* [youtube] Fix like and dislike count extraction (25977)
+ [youtube:tab] Add support for current video and fix lives extraction (27126)
* [youtube] Improve yt initial data extraction (27093)

Core
* [extractor/common] Output error for invalid URLs in _is_valid_url (21400,
24151, 25617, 25618, 25586, 26068, 27072)