Download node-webkit for your environment from https://github.com/nwjs/nw.js Then
npm install
bower install
grunt
grunt build-package
/path/to/nw.js/nw ./build/package.nw
Download node-webkit for your environment from https://github.com/nwjs/nw.js Then
npm install
bower install
grunt
grunt build-package
/path/to/nw.js/nw ./build/package.nw