Fixes #4009: Make rudder-agent depend on cron
Merge pull request #179 from Kegeruneku/bug_4009/int/4009_add_cron_as_a_dependency

Fixes #4009: Make rudder-agent depend on cron
Fixes #4126: Add missing chkconfig invocations to packaging
Merge pull request #180 from Kegeruneku/bug_4126/int/4126_fix_chkconfig_invocations_in_packaging

Fixes #4126: Add missing chkconfig invocations to packaging