Merge pull request #1444 from kiwix/translatewiki

Localisation updates from https://translatewiki.net.

Merge pull request #1446 from kiwix/rollback-usage-opds-library-kiwix…

…-org

Revert "Switch OPDS catalog to opds.library.kiwix.org"

Merge pull request #1292 from kiwix/prepare-release-2.4.1

Prepare release 2.4.1

Merge pull request #1284 from kiwix/changelog-2.4.0

Changelog 2.4.0

Merge pull request #907 from kiwix/version_2.3.1

Merge pull request #880 from kiwix/version_2.3.0

Version 2.3.0

Merge pull request #850 from kiwix/version_2.2.2

Merge pull request #817 from kiwix/version_2.2.1

Merge pull request #813 from kiwix/version_2.2.0

Merge pull request #766 from kiwix/version_2.1.0