Downloading FOSUserBundle with composer.

See installation instructions on https://github.com/FriendsOfSymfony/FOSUser

After editing composer.json, run:

    composer update friendsofsymfony/user-bundle
Enabled FOSUserBundle.
Created FOS User class
Configured application's security.yml
Configured the FOSUserBundle
Imported FOSUserBundle routing files
Imported project in netbeans
Override of Default FOSUserBundle Template
so that the pages provided by the FOSUserBundle have a similar
look and feel to the rest of the application.
Un peu d'organisation du routage
Optimisation des tests avec authentification
Chq action doit retourner qqch