Merge pull request #21 from shrug/jira_re_145

RE-145 - Add saucy, jessie to debbuilder module default cows
Remove Oneiric from debbuilder

Because Oneiric went end of life in May, we don't want to keep it around
as a cow.
Merge pull request #22 from melissaanne/maint/master/remove-oneiric

Remove Oneiric from debbuilder
Added missing debootstrap file definition to cows.pp