Merge branch 'PR/build-sys-poman-rewrite' of https://github.com/karelzak/util-linux...

* 'PR/build-sys-poman-rewrite' of https://github.com/karelzak/util-linux-work:
  po-man: add missing pages, improve output
  po-man: add asciidoctor --trace
  po-man: add missing asciidoctor-unicodeconverter
  po-man: fix uninstall
  po-man: fix 'make dist'
  po-man: cleanup install
  po-man: move scripts tools/
  po-man: rewrite autotools code
  po-man: improve translation and install scripts
  meson: generate man page translations
  meson: use files() for man page source files