Merge pull request #1 from svanharmelen/master

Started using 'godep save -r' to manage the deps
Merge pull request #2 from svanharmelen/master

Updated contributing.md
Updated deps with a small bugfix and added a blacklist feature

This enables you to blacklisty certain cookbooks from being published
to a central supermarket.
Merge pull request #3 from svanharmelen/blacklist

Updated deps with a small bugfix and added a blacklist feature