Switched to yt-dlp instead of youtube-dl

PHP 7.4+ is now required

Updated robo to 3.0

Various dependencies update

Removed every reference to alltubedownload.net (#422)

Updated youtube-dl to 2021.12.17
Updated alltube-library to 0.1.3
Updated Smarty to 4.0
PHP 8 compatibility
Various refactoring and typying improvement

Fixed a vulnerability that could be used to trigger either an open re…

…direct or a SSRF attack

Fixed a SSRF vulnerability that could be used to send a request to an…

… internal hostname

Fixed an open redirect vulnerability that could be used to construct …

…an URL redirecting to an arbitraty domain

This release contains several breaking changes:

The Video class is now available as a separate Composer package (rudloff/alltube-library)
The release package and Docker image now contain only production dependencies
youtube-dl is now a production dependency
Composer does not install ffmpeg or phantomjs anymore
The "avconv" and "avconvVerbosity" options are now respectively "ffmpeg" and "ffmpegVerbosity"

Other changes:

Setting the "stream" option to "ask" now works correctly
New locales are automatically detected
New Italian translation (thanks to @holoitsme)
If the "best" format does not exist, it will fall back to "bestvideo"
Composer 2 compatibility
youtube-dl and ffmpeg commands are now logged when debug mode is enabled
404 and 405 error pages now have the same style as the other pages
The new "defaultAudio" option allows converting to audio by default (thanks to @bellington3)
The Heroku build now uses Python 3 (thanks to @telegrambotdev)
The app now supports the container Heroku stack (thanks to @telegrambotdev)
The new "convertSeek" option allows disabling seeking when converting to audio (thanks to @bellington3)
Exceptions are now logged
AllTube can now run correctly behind a reverse proxy with a custom path or port (thanks to @bellington3)

Composer 2 compatibility

Updated youtube-dl to 2020.11.12
Make sure locale is always set, even on first request

Fixed the CSP because it was breaking downloads on Chrome (#327)

Upgraded youtube-dl to 2020.11.01.1 (#326)

We now temporarily get youtube-dl from PyPI (because their GitHub rep…

…ository is not available anymore)

Upgraded alltube-library to 0.1.1
The bookmarklet is now correctly generated when AllTube is behind a reverse proxy
The bookmarklet is now compatible with ugly URLs