Fixes #3896: Fix the rudder-agent package removal scripts
Merge pull request #110 from Kegeruneku/bug_3896/int/3896_make_the_rudder_agent_postrm_more_kind

Fixes #3896: Fix the rudder-agent package removal scripts
Merge branch 'branches/rudder/2.4' into branches/rudder/2.6
Merge branch 'branches/rudder/2.6' into branches/rudder/2.7