Update dependencies. Adding Symfony2 Configuration and YAML components.
Adding new routes config file to specify the routes in yaml rather than php
small updates to routes to ensure that it follows the examples of the different study groups presentation slides.
Modify the way we currently load routes. Using the config component and added an example on how to use the yaml config loader to get routes from a yaml file.
Adding new controller and events using sessions instead of cookies to remember the language.
Update routes to use controller for study group 5
Update front controller to create a session and use it instead of a cookie.
Updating autoloading paths