Compatibility for Debian Buster

Remove sysdig from baseline_packages for Debian Buster compatibility

adds conditional test for uu

3.0.1

adds conditional test before deploying uu (default false)

Ansible 2.7 ready

Merge pull request #10 from Cleming/master

Remove loops in apt module tasks (deprecated since Ansible 2.6)

Adds unattended upgrades

Merge pull request #6 from Cleming/master

adds unattended upgrade in baseline role with only security upgrade & no reboot

Fixes groups management

Allow groups to be empty

Adds password init for sudo enabled users

Merge pull request #2 from Cleming/master

adds passwd-init script