Log message:
misc: Replace RMD160 checksums with BLAKE2s checksums

All checksums have been double-checked against existing RMD160 and
SHA512 hashes

The following distfiles could not be fetched (possibly fetched
conditionally?):

./misc/libreoffice/distinfo libreoffice/harfbuzz-2.6.4.tar.xz

Log message:
misc: Remove SHA1 hashes for distfiles

Log message:
Add SHA512 digests for distfiles for misc category

Problems found locating distfiles:
	Package colorls: missing distfile ls.tar.gz
	Package molden: missing distfile molden-4.6/molden4.6.tar.gz
	Package softmaker-office-demo: missing distfile ofl06trial.tgz

Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.

Log message:
Update ruby-systemu to 2.6.5.

A small fixes.
<https://github.com/ahoward/systemu/commits/master>

Log message:
Update ruby-systemu to 2.6.4. Extend license information as claimed.

Changelog not published, see commits:

  https://github.com/ahoward/systemu/commits/master

Log message:
Import misc/ruby-systemu into pkgsrc.

Universal capture of stdout and stderr and handling of child process
pid for Windows, *nix, etc.