* d/control (Build-Depends): Bump ruby-nokogumbo version.

The build failure was also caused by #1000488 fixed in ruby-nokogumbo 2.0.2-3.

  * d/control: Add Rules-Requires-Root field.
    (Standards-Version): Bump to 4.6.0.
    (Build-Depends): Bump ruby-nokogiri version.
    (Depends): Remove interpreters and use ${ruby:Depends}.
  * d/copyright (Copyright): Update and add team.
  * d/rules: Install upstream changelog.
  * d/upstream/metadata: Add missing fields.

  * New upstream release.
    - Fixes issue when using keyword arguments (closes: #996381).

Update to upstream version '5.2.3'
with Debian dir 086010836f9d84a6dab4c771960f0769ab193cfe

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Fixes: lintian: out-of-date-standards-version
See-also: https://lintian.debian.org/tags/out-of-date-standards-version.html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: package-uses-old-debhelper-compat-version
See-also: https://lintian.debian.org/tags/package-uses-old-debhelper-compat-version.html

Changes-By: lintian-brush
Fixes: lintian: older-debian-watch-file-standard
See-also: https://lintian.debian.org/tags/older-debian-watch-file-standard.html

Update to upstream version '5.2.1'
with Debian dir 4058016092af78c2c5bc50a92065975cee9ee0d0

Fix CVE-2020-4054 in unstable and merge packaging

See merge request !1

Gbp-Dch: Ignore

Closes: #963808

Fixes: lintian: out-of-date-standards-version
See-also: https://lintian.debian.org/tags/out-of-date-standards-version.html

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-bug-tracking
See-also: https://lintian.debian.org/tags/upstream-metadata-missing-bug-tracking.html


Fixes: lintian: upstream-metadata-missing-repository
See-also: https://lintian.debian.org/tags/upstream-metadata-missing-repository.html

Fixes: lintian: uses-debhelper-compat-file
See-also: https://lintian.debian.org/tags/uses-debhelper-compat-file.html

Fixes: lintian: package-uses-old-debhelper-compat-version
See-also: https://lintian.debian.org/tags/package-uses-old-debhelper-compat-version.html

Fixes: lintian: insecure-copyright-format-uri
See-also: https://lintian.debian.org/tags/insecure-copyright-format-uri.html

Update to upstream version '4.6.6'
with Debian dir 668aa87c161b09e0c0f806c9b490a26c88353097