[InterNetNews/inn] 22c57f: innxbatch: Convert documentation to POD

[Julien ÉLIE]

  Branch: refs/heads/2.6
  Home:   https://github.com/InterNetNews/inn
  Commit: 22c57f8ab15d1dc7e15723cd1ef8a34190337068
      https://github.com/InterNetNews/inn/commit/22c57f8ab15d1dc7e15723cd1ef8a34190337068
  Author: Julien ÉLIE <Julien-Elie at users.noreply.github.com>
  Date:   2021-11-20 (Sat, 20 Nov 2021)

  Changed paths:
    M MANIFEST
    M backends/innxbatch.c
    M backends/sendxbatches.in
    M doc/man/Makefile
    R doc/man/innxbatch.8
    M doc/pod/Makefile
    A doc/pod/innxbatch.pod

  Log Message:
  -----------
  innxbatch: Convert documentation to POD

Include documentation usage for sendxbatches within
the innxbatch man page.

Improve documentation at the same time.