bug #4 Some changes/bug fixes (kbond)

This PR was squashed before being merged into the master branch (closes #4).

Discussion
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Some changes/bug fixes

1. `Extension::addClassesToCompile()` is deprecated in Symfony 3.3
2. Calling `UsernamePasswordToken::setAuthenticated()` throws a `\LogicException` [ref](https://github.com/symfony/symfony/blob/master/src/Symfony/Component/Security/Core/Authentication/Token/UsernamePasswordToken.php#L52)

Commits
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723178b Some changes/bug fixes

Author: javiereguiluz

DependencyInjection/EasySecurityExtension.php

@@ -26,8 +26,10 @@ public function load(array $configs, ContainerBuilder $container)
         $loader = new XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
         $loader->load('services.xml');
 
-        $this->addClassesToCompile(array(
-            'EasyCorp\\Bundle\\EasySecurityBundle\\Security\\Security',
-        ));
+        if (PHP_VERSION_ID < 70000) {
+            $this->addClassesToCompile(array(
+                'EasyCorp\\Bundle\\EasySecurityBundle\\Security\\Security',
+            ));
+        }
     }
 }

Security/Security.php

@@ -219,7 +219,6 @@ public function isAuthenticated($user = null)
     public function login(UserInterface $user, $firewallName = 'main')
     {
         $token = new UsernamePasswordToken($user, $user->getPassword(), $firewallName, $user->getRoles());
-        $token->setAuthenticated(true);
         $this->tokenStorage->setToken($token);
 
         $this->session->set('_security_'.$firewallName, serialize($token));