diff --git a/README.md b/README.md
index a4466fc..4727e51 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,10 @@
 
 This is a mirror from https://github.com/laravel/framework/tree/5.6/src/Illuminate/Foundation
 
+## Notes
+
+On this package the class `src/Illuminate/Foundation/Application` don't implements Symfony `HttpKernelInterface`.
+
 ## Support the development
 **Do you like this project? Support it by donating**
 
diff --git a/src/Illuminate/Foundation/Application.php b/src/Illuminate/Foundation/Application.php
index f29b3bd..cc5e302 100755
--- a/src/Illuminate/Foundation/Application.php
+++ b/src/Illuminate/Foundation/Application.php
@@ -22,14 +22,14 @@
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 use Illuminate\Contracts\Foundation\Application as ApplicationContract;
 
-class Application extends Container implements ApplicationContract, HttpKernelInterface
+class Application extends Container implements ApplicationContract
 {
     /**
      * The Laravel framework version.
      *
      * @var string
      */
-    const VERSION = '5.6.1';
+    const VERSION = '5.6.3';
 
     /**
      * The base path for the Laravel installation.
diff --git a/src/Illuminate/Foundation/Console/Presets/react-stubs/Example.js b/src/Illuminate/Foundation/Console/Presets/react-stubs/Example.js
index 21f77f2..b4a942b 100755
--- a/src/Illuminate/Foundation/Console/Presets/react-stubs/Example.js
+++ b/src/Illuminate/Foundation/Console/Presets/react-stubs/Example.js
@@ -5,12 +5,12 @@ export default class Example extends Component {
     render() {
         return (
             <div className="container">
-                <div className="row">
-                    <div className="col-md-8 col-md-offset-2">
-                        <div className="panel panel-default">
-                            <div className="panel-heading">Example Component</div>
+                <div className="row justify-content-center">
+                    <div className="col-md-8">
+                        <div className="card card-default">
+                            <div className="card-header">Example Component</div>
 
-                            <div className="panel-body">
+                            <div className="card-body">
                                 I'm an example component!
                             </div>
                         </div>
diff --git a/src/Illuminate/Foundation/Console/Presets/vue-stubs/ExampleComponent.vue b/src/Illuminate/Foundation/Console/Presets/vue-stubs/ExampleComponent.vue
index 601e61c..2805329 100755
--- a/src/Illuminate/Foundation/Console/Presets/vue-stubs/ExampleComponent.vue
+++ b/src/Illuminate/Foundation/Console/Presets/vue-stubs/ExampleComponent.vue
@@ -1,12 +1,12 @@
 <template>
     <div class="container">
-        <div class="row">
-            <div class="col-md-8 col-md-offset-2">
-                <div class="panel panel-default">
-                    <div class="panel-heading">Example Component</div>
+        <div class="row justify-content-center">
+            <div class="col-md-8">
+                <div class="card card-default">
+                    <div class="card-header">Example Component</div>
 
-                    <div class="panel-body">
-                        I'm an example component!
+                    <div class="card-body">
+                        I'm an example component.
                     </div>
                 </div>
             </div>
diff --git a/src/Illuminate/Foundation/Testing/TestResponse.php b/src/Illuminate/Foundation/Testing/TestResponse.php
index 9f2a98f..6c1f9fd 100755
--- a/src/Illuminate/Foundation/Testing/TestResponse.php
+++ b/src/Illuminate/Foundation/Testing/TestResponse.php
@@ -746,8 +746,8 @@ public function assertSessionHasErrors($keys = [], $format = null, $errorBag = '
         $errors = app('session.store')->get('errors')->getBag($errorBag);
 
         foreach ($keys as $key => $value) {
-            if (is_array($value)) {
-                PHPUnit::assertArraySubset($value, $errors->get($key, $format));
+            if (is_int($key)) {
+                PHPUnit::assertTrue($errors->has($value), "Session missing error: $value");
             } else {
                 PHPUnit::assertContains($value, $errors->get($key, $format));
             }