Some Hackish extensions

[megabert]

Hi Nicolas,

I'm not yet such a great ruby hacker. I've made some extensions for my own work. I even did not fork your repo but just pasted my lines into a new. Not much. But maybe of a little bit of value.

Maybe I fork it later on.

Look here:
https://github.com/megabert/ruby-proxmox-testhacks/