Add version constraint on Berkshelf
Point kitchen-vagrant to a Vagrant 1.1 branch
Update to newly released kitchen-vagrant plugin
Swap jamie Rake tasks for kitchen tasks
Remove Vagrantfile

This has been rendered obsolete by Berkshelf's Vagrant support being a
separate plugin as of Vagrant 1.1 and Berkshelf 1.3

The kitchen Vagrant plugin now supports Vagrant 1.1 and no longer
requires that Vagrant know about the plugin.
Merge branch 'master' into vagrant_upgrade

Re-locked test-kitchen to officially released gem version

Conflicts:
	Gemfile
Merge pull request #187 from fnichol/vagrant_upgrade

Upgrade to Vagrant 1.1