Revision 527226

Update to 2.0

Changelog:
https://gitlab.com/alfix/sysctlview/-/blob/master/CHANGELOG

- Update COMMENT, pkg-descr, and DESKTOP_ENTRIES.

Also, while here:
- Pet portclippy & portfmt.
- Simplify do-install.
- Update installation path for manpages.

PR:		244367
Submitted by:	Alfonso S. Siciliano <alfix86@gmail.com>
Approved by:	Alfonso S. Siciliano (maintainer)