Remove unnecessary constraints

See merge request !3

* Build-Depends: Drop versioned constraint on meson.

Changes-By: deb-scrub-obsolete

Apply hints suggested by the multi-arch hinter

See merge request !2

+ zathura-djvu: Add Multi-Arch: same.

Changes-By: lintian-brush

Fix some issues reported by lintian

See merge request !1

Changes-By: lintian-brush
Fixes: lintian: out-of-date-standards-version
See-also: https://lintian.debian.org/tags/out-of-date-standards-version.html

Changes-By: lintian-brush
Fixes: lintian: upstream-metadata-file-is-missing
See-also: https://lintian.debian.org/tags/upstream-metadata-file-is-missing.html
Fixes: lintian: upstream-metadata-missing-repository
See-also: https://lintian.debian.org/tags/upstream-metadata-missing-repository.html

Update to upstream version '0.2.9'
with Debian dir be958bf9e7da357b1e9e47ed28e051c2eaa591d4

Update to upstream version '0.2.8'
with Debian dir 775aa26542363fdfc4240ff751f9764999ae87f4

Update to upstream version '0.2.7'
with Debian dir 3e190a277870a5f23d2644a08c7511a42275fb08