Merge branch 'update-README-example'

Closes #98
Fixes #92

Author: akrabat

README.md

@@ -30,8 +30,9 @@ $container['view'] = function ($c) {
     ]);
 
     // Instantiate and add Slim specific extension
-    $basePath = rtrim(str_ireplace('index.php', '', $c['request']->getUri()->getBasePath()), '/');
-    $view->addExtension(new \Slim\Views\TwigExtension($c['router'], $basePath));
+    $router = $c->get('router');
+    $uri = Slim\Http\Uri::createFromEnvironment(new \Slim\Http\Environment($_SERVER)):
+    $view->addExtension(new \Slim\Views\TwigExtension($router, $uri));
 
     return $view;
 };