~damien/infrastructure

Use blue-green terraform strategy for cluster upgrades
Suppress cluster env output if non-interactive
Set cluster env even in non-interactive commands
Add support folder
Add artifacts
Add healthcheck provisioner to Nomad clients
Fix minor output bug
Remove unused job scripts and renew certs for www.damienradtke.com
Add healthcheck provisioner note
Add lifecycle rule and fix some formatting
Prepare for 15.2 upgrade
Small firewall updates
Enable services right after installing
Add better support for support-run services
Update subject information for certs
Use cfssljson and start trying to specify CSR details
Next