Step-by-step projects for Webpack+Bootstrap startup ⇒ Demo site

1. Genarating HTML (with HtmlWebpackPlugin and pug-loader)
2. Injecting <style> (with style-loader and css-loader)
3. Using Sass (with node-sass and sass-loader)
4. Using Autoprefixer (with postcss-loader)
5. Generating a separate CSS (with mini-css-extract-plugin)
6. Using Bootstrap
7. Customizing Bootstrap
8. Using jQuery with Bootstrap
9. Using ES6 syntax and modules with Babel