Squashed 'files/gitblit-groovy/' changes from 5aca39c..aaae7a2

aaae7a2 r10k-deploy: differentiate between modules and environments
da1fe2f Add basic functionality to r10k-deploy.groovy

git-subtree-dir: files/gitblit-groovy
git-subtree-split: aaae7a28b7aaa19edae53306929a43702c0b97a3
Merge commit '9f0df0071bb503269f25ebdfe0c3f31b867745d5'
Enable the r10k-deploy groovy script