Merge branch 'meson' into meson-vs2019

.ci/distribution/debian/README.Debian

.ci/distribution/debian/changelog

.ci/distribution/debian/compat

.ci/distribution/debian/control

.ci/distribution/debian/copyright

.ci/distribution/debian/rules

.ci/distribution/debian/source/format

.ci/distribution/debian/source/local-options

.ci/distribution/debian/watch

.ci/docker/bionic/Dockerfile

.ci/docker/buster/Dockerfile

.ci/docker/debian_entrypoint.sh

.ci/docker/disco/Dockerfile

.ci/docker/eoan/Dockerfile

.gitignore

automation/meson.build

config.log

config.rpath

configure

meson.build