Merge pull request #668 from kiwix/prepare-release-3.7.0

Prepare release 3.7.0

Merge pull request #649 from kiwix/need-libkiwix-13

Requires libkiwix13+

Merge pull request #616 from kiwix/version_3.5.0

Merge pull request #585 from kiwix/version_3.4.0

Merge pull request #559 from kiwix/version_3.3.0

Merge pull request #525 from kiwix/version_3.2.0

Release 3.1.2

Release 3.1.2

New version 3.1.1

Fix typo in meson.build