webpack + react + typescript の環境を構築する

npm init
npm install -g webpack
npm install -g webpack-cli
npm install --save webpack webpack-cli typescript awesome-typescript-loader
npm install --save react react-dom @types/react @types/react-dom
npm install --save node-sass style-loader css-loader sass-loader extract-text-webpack-plugin@next file-loader

cd webpack_project
webpack --watch