This makes it easier to spot new relevant AppArmor denials.

Firefox 91 only uses /etc/os-release to tweak the system's fonts list
depending on the distribution. Tor Browser does not use the system's font,
so that's not relevant.

Modern web browsers and contents need graphics acceleration more and more.

GNU/Linux systems are moving to Wayland, where one cannot rely on X.Org driver
acceleration anymore, and everything instead happens in the kernel, libdrm,
and Mesa.

AppArmor: support Wayland display protocol

Fix U2F for Yubikey 5 tokens

When the environment variable MOZ_ENABLE_WAYLAND is set,
Firefox will try to use Wayland IPC sockets.

Closes #591

Download the Tor Browser signing key using requests instead of gnupg

Download Tor Browser Developers signing key using requests instead of gnupg, and make a new common.proxies() method for downloading WKD key over Tor

Rebuild paths in case force_en-US was set

Add install_requires, use it in tests

Create github actions to test ./setup.py install

Add Danish translation

Update Czech translation

Fix pt_BR po file

This reverts commit fd30adfb.