Run tests on various versions of node.js/io.js using give
npm install take``sh`
npm -g install take
You can also install it as a devDependency, if you want to use it to run
tests on a package.
`sh`
npm install --save-dev take
sh
take "node v0.12.0" "iojs v1.3.0" "npm test"
`package.json
``json