1. Use 'npm install' in the / folder
2. Use 'bower install' in the /public folder 
3. (Optional) If you want to have further development for the frondend, use 'npm install' in the /public folder

node app.js

server.js           --> server config
package.json        --> for npm
public/             --> all of the files to be used in on the client side
  app/              --> frontend app folder
    /images         --> all the images file for frontend
    /scripts
      /controllers
        book.js     --> controller of book section
        main.js     --> controller of index section
      /directives
        filterlist.html --> custom angular template for filterlist
        filterlist.js   --> custom directives for book section
      app.js        --> Main angular js app config, routes included in here
    /styles
      main.css      --> complied sass
      main.scss     --> all of the styles to be used in on the client side
    /views
      book.html     --> view of the book section
      main.html     --> view of the main section