Adding support for Debain distrubutions

Hey we are, found you're module and find it really nice, and what to used it, but we are on Ubuntu, and therefor we are having trouble using you module ;)

I have made this change request could you please review it and, get back to me regarding changes ??


looking forward to here from you ;) 
Per platform condition logic is typical in the `<foo>::params` class by convention.