Aws Terraform Refactor

[hh]

This approach doesn't use custom AMI's or Ubuntu/CentOS... yet.

We wanted to get Terraform up and working on multiple clouds first.

Azure is on track be at a similar place before Berlin.

https://github.com/cncf/demo/tree/azure

[namliz]

@hh Interesting, I'll read over it today -- I'd rather not merge it yet because the repo overall has gotten a bit messy. I'll ping you about a bit of a re-org to make things easier.

[thelinuxfoundation]

bump for CLA check