Retire pkg-manager.sh and replace it by the cleaner "jw-pkg.sh distro" command, essentially providing the same functionality and nearly the same command-line interface.
Not-so-fun-fact:
jw-pkg > git diff --stat jw-devops/master ... 71 files changed, 732 insertions(+), 340 deletions(-)
400 LOC more. That's what the move from a shell script to the more maintainable Python versions costs. Still a good idea, and the enhanced extensibility might pay off in terms of LOC with other shell scripts in the future.
Signed-off-by: Jan Lindemann <jan@janware.com>