npm install nw -g
npm .
https://github.com/nwjs/nw.js/
https://github.com/nwjs/nw.js/wiki/How-to-run-apps
http://news.rednode.cn/item/54c0d490b5adb785198b936d
https://github.com/atom/electron
https://github.com/appjs/appjs
nodejs sqlite
https://github.com/mapbox/node-sqlite3/blob/master/examples/simple-chaining.js