Adding Makefile for caroline build machine
Adding Makefile for winry build machine
Fix typo
Moving ISO cache location
Adding test to verify .vbox_version file left behind
Merge pull request #5 from misheska/test_vbox_helper

Adding test to verify .vbox_version file left behind
Merge pull request #2 from jrosengren/typo-fix

Fix typo
Updating README.md to outline contribution process.
Testing subtree is `test/` not `tests/`
Adding example for step 5
Changing examples to including VM software
Adding ssh-virtualbox/ and ssh-vmware/ shortcut targets
ssh rule should call ssh-* not test-*
Moving Contributing & Acknowledgments up a header level
Adding option to install the Chef Development Kit
Merge pull request #6 from misheska/chefdk

Adding option to install the Chef Development Kit
Adding chefdk to README.dm
Adding experimental support for CentOS 7.0 QA build via netboot
Imported VirtualBox scripts from https://github.com/bertvv/centos-vm/commits/centos7qa
VMware scripts by Mischa Taylor
Currently shared folders are not supported by the VM guest tools, so this
feature is disabled in a Vagrant template file
Adding centos70 target to Makefile
Updating experimental CentOS 7 template to use latest 7.0-1406 images
Currently shared folders still do not work, still working on that ;-)