v3.0.0

Note that this is a breaking release requiring Ansible 2.18

What's Changed

• use ansible_systemd.version requiring Ansible 2.18 by @konstruktoid in #798
• remove ssh-rsa and 256bit options from ssh defaults by @konstruktoid in #799
• add initscripts for service restarts if required by @konstruktoid in #802
• check rdrand using ansible_flags, and ensure rngd is enabled by @konstruktoid in #805
• update password and suid lists by @konstruktoid in #809
• add UFW protocol specification by @jdaln in #812

Full Changelog: v2.3.0...v3.0.0