New features:

* Option to enable popup when fullscreened (disabled by default, thanks to ComedicFox for the idea)
* Options to change popup zoom behavior when held (unset by default, thanks to madman06 for the idea)
* Option to toggle redirection tooltip (enabled by default, thanks to DevWannabe-dot for the idea)
* Support for ~30 new websites (using ~15 new rules)

Improvements:

* Various improvements/fixes to existing rules (including Reddit)

Bugfixes:

* Galleries work again, fixing a regression since 0.19.3 (thanks to remlap for reporting)
* Popup buttons/mask will no longer trigger other mousedown handlers in the page (thanks to Noodlers for reporting)
* Prevent redirecting if source tab is video/audio and redirecting to/from video/audio is disabled (thanks to InSimpleTermsJordan for reporting)
* Fix audio/video detection for redirection (thanks to InSimpleTermsJordan for reporting)
* Fix HEAD requests not working properly with cache (#826, thanks to MinuteAd8502 for reporting)

Special thanks to MinuteAd8502, Noodlers, remlap, snek, InSimpleTermsJordan, Zui, madman06, DevWannabe-dot, Liz, nimbuz, ayunami2000, fedesk, fireattack for their contributions and reports for this release