[WebProfilerBundle] Fix the intercept_redirects option

src/Symfony/Bundle/WebProfilerBundle/DependencyInjection/Configuration.php

@@ -37,7 +37,7 @@ class Configuration
             ->children()
                 ->booleanNode('verbose')->defaultTrue()->end()
                 ->booleanNode('toolbar')->defaultFalse()->end()
-                ->scalarNode('intercept_redirects')->defaultFalse()->end()
+                ->booleanNode('intercept_redirects')->defaultFalse()->end()
             ->end()
         ;
 

src/Symfony/Bundle/WebProfilerBundle/WebDebugToolbarListener.php

@@ -37,7 +37,7 @@ class WebDebugToolbarListener
     public function __construct(TwigEngine $templating, $interceptRedirects = false, $verbose = true)
     {
         $this->templating = $templating;
-        $this->interceptRedirects = $interceptRedirects;
+        $this->interceptRedirects = (Boolean) $interceptRedirects;
         $this->verbose = (Boolean) $verbose;
     }