OpenVZ Template work

This is a first attempt to add OpenVZ image creating

Also moved the README to markdown, so that it is correctly formatted

I prefer the script method, as that works better, and the image is quicker to build

let me know your thoughts
The only way then for anyone to login would be through `vzctl enter <VMID>`, There are ways to change the root password from the CLI using OpenVZ, and in-fact you don't want to lock the rooc account.

This is more of a container, rather than a cloud image; or do you guys want to employ the non-root thing here as well