https://gist.github.com/DanHerbert/9520689
http://www.johnpapa.net/how-to-use-npm-global-without-sudo-on-osx/
npm install -g tldr yo grunt gulp webpack browserify express forever generator-aspnet generator-meanjs ionic iron-node mocha node-inspector mongodb mongoose bower cordova currying-workshopper expressworks firebase-tools forever functional-javascript-workshop generator-angular generator-karma git-open grunt-cli http-server ionic ios-deploy ios-sim is-up-cli jscs jshint json-server learnyoumongo learnyounode nodemon promise-it-wont-hurt tedious test-anything tldr tower-of-babel trymodule ttystudio typescript uglify-js firebase-tools async-you torrential gtop