Note: This is not fully working app. It's just opened part of http://webprofy.delightsoft.ru app. Most interesting is DSCommon source code located at app/src/dscommon (https://github.com/delightsoft/DSCommonJSApp/tree/master/src/app/dscommon)
download nodejs from http://nodejs.org/
install node.js
npm install gulp -g
npm install
gulp