display jumbotron + signin button if not authentication
hide logout unless authenticated
removed my custom fonts, use roboto by paper.css
fixed login url on home page
moved angular app into client folder
added server implementation
added instagram login function in LoginCtrl
updated user schema
fixed CORS route
added tokenSecret to config.js
switched to cors package
fixed back-end instagram auth route
use local file satellizer.js
added NavbarCtrl
added navbar controller with logout method
added isAuthenticated function to home controller
updated detail page ui
added satellizer oauth2 instagram provider
added user info to the top-right navbar