Remove unused imports
Print userfriendly message if not root

Closes: #751088
pkg_services: Check if a service is actually installed

So far we returned the full list from pkg_services. This is o.k.  for
many to one mappings like apache but not for one to many like openjdk.

To avoid to print out services that aren't installed check that
beforehand.
Remove unused imports
Fix informal message

Packages don't map shared objects
Move detect_distro to Distro
Document class variables
Drop unused variable
Move find_services and find_pkgs out of main()
Add systemd support
Make imports python2 and python3 compatible

Do this again and I'll rewrite you in ruby.
Skip lsb_release tests when module is missing
Merge tag 'v0.0.8' into debian/master

whatmaps 0.0.8
Another import bugfix
Add simple autopkgtest
Abort early if we found a match

This speeds up the output and avoids duplicate printouts
Document changes and release 0.0.8-1
Add debconf question to enable automatic service restarts
Document changes and release 0.0.8-2