Fixup .ruby-version to work with rbenv.
Update veewee version for better VirtualBox compatibility.
Update to chef 10.28.2 and 11.8.0
Don't add box to vagrant, allow Vagrantfile consumption to do that.
Merge pull request #1 from ppgengler/INF-74

INF-74 - Update chef versions on vagrant base boxes to support chef-solo environments