* Keep custom dnscrypt-proxy conffile when upgrading
* Unattended upgrade tuning
- Upgrade the 50unattended-upgrades file with latest options
- Keep the common unattended upgrade options in one file
- Enable removing of unused kernels and dependencies to save some space
* Move to ansible-2.4.3
* Add Lightsail support #623
* Fixing the EC2 deployment
* Scaleway integration #623
* OpenStack cloud provider (DreamCompute optimised) #623
* Remove the security role
* Enable unattended-upgrades for clouds
* New requirements to make Azure and GCE work