diff --git a/core/lib/Thelia/Command/ModuleActivateCommand.php b/core/lib/Thelia/Command/ModuleActivateCommand.php
index 1b8ac600f..139f21e9e 100755
--- a/core/lib/Thelia/Command/ModuleActivateCommand.php
+++ b/core/lib/Thelia/Command/ModuleActivateCommand.php
@@ -63,8 +63,6 @@ class ModuleActivateCommand extends BaseModuleGenerate
         }
 
         try {
-            new \TheliaDebugBar\TheliaDebugBar();
-
             $moduleReflection = new \ReflectionClass($module->getFullNamespace());
 
             $moduleInstance = $moduleReflection->newInstance();
diff --git a/core/lib/Thelia/Config/Resources/action.xml b/core/lib/Thelia/Config/Resources/action.xml
index 60c435a05..d8252f11b 100755
--- a/core/lib/Thelia/Config/Resources/action.xml
+++ b/core/lib/Thelia/Config/Resources/action.xml
@@ -4,12 +4,6 @@
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://thelia.net/schema/dic/config http://thelia.net/schema/dic/config/thelia-1.0.xsd">
 
-    <parameters>
-        <parameter key="thelia.actionEvent" type="collection">
-
-        </parameter>
-    </parameters>
-
     <services>
 
         <service id="thelia.action.cart" class="Thelia\Action\Cart">
diff --git a/core/lib/Thelia/Config/Resources/config.xml b/core/lib/Thelia/Config/Resources/config.xml
index 5a3548a9c..a5f79b8bf 100755
--- a/core/lib/Thelia/Config/Resources/config.xml
+++ b/core/lib/Thelia/Config/Resources/config.xml
@@ -4,11 +4,15 @@
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://thelia.net/schema/dic/config http://thelia.net/schema/dic/config/thelia-1.0.xsd">
 
+    <parameters>
+        <parameter key="esi.class">Symfony\Component\HttpKernel\HttpCache\Esi</parameter>
+        <parameter key="esi_listener.class">Symfony\Component\HttpKernel\EventListener\EsiListener</parameter>
+        <parameter key="fragment.renderer.esi.class">Symfony\Component\HttpKernel\Fragment\EsiFragmentRenderer</parameter>
+        <parameter key="fragment.renderer.inline.class">Symfony\Component\HttpKernel\Fragment\InlineFragmentRenderer</parameter>
+    </parameters>
 
     <services>
-
         <!--  URL maganement -->
-
         <service id="thelia.url.manager" class="Thelia\Tools\URL">
             <argument type="service" id="service_container" />
         </service>
@@ -17,6 +21,20 @@
             <argument type="service" id="service_container" />
         </service>
 
+        <service id="esi" class="%esi.class%" />
+
+        <service id="esi_listener" class="%esi_listener.class%">
+            <tag name="kernel.event_subscriber" />
+            <argument type="service" id="esi" on-invalid="ignore" />
+        </service>
+        <service id="fragment.renderer.inline" class="%fragment.renderer.inline.class%">
+            <argument type="service" id="http_kernel" />
+        </service>
+
+        <service id="fragment.renderer.esi" class="%fragment.renderer.esi.class%">
+            <argument type="service" id="esi" />
+            <argument type="service" id="fragment.renderer.inline" />
+        </service>
 		<!--
 		A ControllerResolver that supports "a:b:c", "service:method" and class::method" notations,
 		thus allowing the definition of controllers as service (see http://symfony.com/fr/doc/current/cookbook/controller/service.html)
@@ -70,8 +88,6 @@
         <service id="mailer" class="Thelia\Mailer\MailerFactory">
             <argument type="service" id="event_dispatcher"/>
         </service>
-
-
     </services>
 
 </config>
diff --git a/core/lib/Thelia/Config/Resources/smarty-plugin.xml b/core/lib/Thelia/Config/Resources/smarty-plugin.xml
index 9a630d8f5..c3c6a1312 100644
--- a/core/lib/Thelia/Config/Resources/smarty-plugin.xml
+++ b/core/lib/Thelia/Config/Resources/smarty-plugin.xml
@@ -91,7 +91,11 @@
             <argument type="service" id="request" />
         </service>
 
-
+        <service id="smarty.plugin.esi" class="Thelia\Core\Template\Smarty\Plugins\Esi" scope="request">
+            <tag name="thelia.parser.register_plugin"/>
+            <argument type="service" id="fragment.renderer.esi" />
+            <argument type="service" id="request" />
+        </service>
 
     </services>
 
diff --git a/core/lib/Thelia/Core/Bundle/TheliaBundle.php b/core/lib/Thelia/Core/Bundle/TheliaBundle.php
index 3df5e4345..4678bae88 100755
--- a/core/lib/Thelia/Core/Bundle/TheliaBundle.php
+++ b/core/lib/Thelia/Core/Bundle/TheliaBundle.php
@@ -22,6 +22,7 @@
 /*************************************************************************************/
 namespace Thelia\Core\Bundle;
 
+use Symfony\Component\DependencyInjection\Compiler\PassConfig;
 use Symfony\Component\HttpKernel\Bundle\Bundle;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Scope;
@@ -61,7 +62,7 @@ class TheliaBundle extends Bundle
 
         $container
             ->addCompilerPass(new TranslatorPass())
-            ->addCompilerPass(new RegisterListenersPass())
+            ->addCompilerPass(new RegisterListenersPass(), PassConfig::TYPE_AFTER_REMOVING)
             ->addCompilerPass(new RegisterParserPluginPass())
             ->addCompilerPass(new RegisterRouterPass())
             ->addCompilerPass(new RegisterCouponPass())
diff --git a/core/lib/Thelia/Core/EventListener/ViewListener.php b/core/lib/Thelia/Core/EventListener/ViewListener.php
index 4bdfd2195..022043bee 100755
--- a/core/lib/Thelia/Core/EventListener/ViewListener.php
+++ b/core/lib/Thelia/Core/EventListener/ViewListener.php
@@ -85,19 +85,11 @@ class ViewListener implements EventSubscriberInterface
             $content = $parser->render($request->attributes->get('_view').".html");
 
             if ($content instanceof Response) {
-                $response = $content;$event->setResponse($content);
+                $response = $content;
             } else {
                 $response = new Response($content, $parser->getStatus() ?: 200);
             }
 
-/*            $response->setCache(array(
-                'last_modified' => new \DateTime(),
-                'max_age'       => 600,
-                's_maxage'      => 600,
-                'private'       => false,
-                'public'        => true,
-            ));*/
-
             $event->setResponse($response);
         } catch (ResourceNotFoundException $e) {
             throw new NotFoundHttpException();
diff --git a/core/lib/Thelia/Core/HttpKernel/HttpCache/HttpCache.php b/core/lib/Thelia/Core/HttpKernel/HttpCache/HttpCache.php
new file mode 100644
index 000000000..b45f0f812
--- /dev/null
+++ b/core/lib/Thelia/Core/HttpKernel/HttpCache/HttpCache.php
@@ -0,0 +1,71 @@
+<?php
+/*************************************************************************************/
+/*                                                                                   */
+/*      Thelia	                                                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : info@thelia.net                                                      */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      This program is free software; you can redistribute it and/or modify         */
+/*      it under the terms of the GNU General Public License as published by         */
+/*      the Free Software Foundation; either version 3 of the License                */
+/*                                                                                   */
+/*      This program is distributed in the hope that it will be useful,              */
+/*      but WITHOUT ANY WARRANTY; without even the implied warranty of               */
+/*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                */
+/*      GNU General Public License for more details.                                 */
+/*                                                                                   */
+/*      You should have received a copy of the GNU General Public License            */
+/*	    along with this program. If not, see <http://www.gnu.org/licenses/>.         */
+/*                                                                                   */
+/*************************************************************************************/
+
+namespace Thelia\Core\HttpKernel\HttpCache;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\HttpCache\Esi;
+use Symfony\Component\HttpKernel\HttpCache\HttpCache as BaseHttpCache;
+use Symfony\Component\HttpKernel\HttpCache\Store;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
+
+use Thelia\Core\HttpFoundation\Request as TheliaRequest;
+
+/**
+ * Class HttpCache
+ * @package Thelia\Core\HttpKernel\HttpCache
+ * @author manuel raynaud <mraynaud@openstudio.fr>
+ */
+class HttpCache extends BaseHttpCache implements HttpKernelInterface
+{
+
+    public function __construct(HttpKernelInterface $kernel, $options = array())
+    {
+        parent::__construct(
+            $kernel,
+            new Store($kernel->getCacheDir().'/http_cache'),
+            new Esi(),
+            array_merge(
+                array('debug' => $kernel->isDebug()),
+                $options
+            )
+        );
+    }
+
+    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
+    {
+        if (!($request instanceof \Thelia\Core\HttpFoundation\Request)) {
+            $request = TheliaRequest::create(
+                $request->getUri(),
+                $request->getMethod(),
+                $request->getMethod() == 'GET' ? $request->query->all() : $request->request->all(),
+                $request->cookies->all(),
+                $request->files->all(),
+                $request->server->all(),
+                $request->getContent()
+            );
+        }
+        return parent::handle($request, $type, $catch);
+    }
+
+}
\ No newline at end of file
diff --git a/core/lib/Thelia/Core/Template/Smarty/Plugins/Esi.php b/core/lib/Thelia/Core/Template/Smarty/Plugins/Esi.php
new file mode 100644
index 000000000..453335740
--- /dev/null
+++ b/core/lib/Thelia/Core/Template/Smarty/Plugins/Esi.php
@@ -0,0 +1,82 @@
+<?php
+/*************************************************************************************/
+/*                                                                                   */
+/*      Thelia	                                                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : info@thelia.net                                                      */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      This program is free software; you can redistribute it and/or modify         */
+/*      it under the terms of the GNU General Public License as published by         */
+/*      the Free Software Foundation; either version 3 of the License                */
+/*                                                                                   */
+/*      This program is distributed in the hope that it will be useful,              */
+/*      but WITHOUT ANY WARRANTY; without even the implied warranty of               */
+/*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                */
+/*      GNU General Public License for more details.                                 */
+/*                                                                                   */
+/*      You should have received a copy of the GNU General Public License            */
+/*	    along with this program. If not, see <http://www.gnu.org/licenses/>.         */
+/*                                                                                   */
+/*************************************************************************************/
+
+namespace Thelia\Core\Template\Smarty\Plugins;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Fragment\EsiFragmentRenderer;
+use Thelia\Core\Template\Smarty\AbstractSmartyPlugin;
+use Thelia\Core\Template\Smarty\an;
+use Thelia\Core\Template\Smarty\SmartyPluginDescriptor;
+
+
+/**
+ * Class Esi
+ * @package Thelia\Core\Template\Smarty\Plugins
+ * @author Manuel Raynaud <mraynaud@openstudio.fr>
+ */
+class Esi extends AbstractSmartyPlugin
+{
+
+    protected $esiFragmentRender;
+    protected $request;
+
+    public function __construct(EsiFragmentRenderer $esiFragmentRenderer, Request $request)
+    {
+        $this->esiFragmentRender = $esiFragmentRenderer;
+        $this->request = $request;
+    }
+
+    public function renderEsi($params, $template = null)
+    {
+        $path = $this->getParam($params, 'path');
+        $alt = $this->getParam($params, 'alt');
+        $ignore_errors = $this->getParam($params, 'ignore_errors');
+        $comment = $this->getParam($params, 'comment');
+
+        if(null === $path) {
+            return;
+        }
+
+        $response = $this->esiFragmentRender->render($path, $this->request, array(
+            'alt' => $alt,
+            'ignore_errors' => $ignore_errors,
+            'comment' => $comment
+        ));
+
+        if (!$response->isSuccessful()) {
+            return null;
+        }
+
+        return $response->getContent();
+    }
+
+    /**
+     * @return an array of SmartyPluginDescriptor
+     */
+    public function getPluginDescriptors()
+    {
+        return array(
+            new SmartyPluginDescriptor('function', 'render_esi', $this, 'renderEsi')
+        );
+    }
+}
\ No newline at end of file
diff --git a/core/lib/Thelia/Core/TheliaHttpKernel.php b/core/lib/Thelia/Core/TheliaHttpKernel.php
index 94ad7f9de..ed4dd672b 100755
--- a/core/lib/Thelia/Core/TheliaHttpKernel.php
+++ b/core/lib/Thelia/Core/TheliaHttpKernel.php
@@ -43,6 +43,7 @@ use Thelia\Model;
 
 class TheliaHttpKernel extends HttpKernel
 {
+    protected static $session;
 
     protected $container;
 
@@ -79,8 +80,11 @@ class TheliaHttpKernel extends HttpKernel
     public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
     {
         //$request->headers->set('X-Php-Ob-Level', ob_get_level());
-        $request = $this->initSession($request);
-        $this->initParam($request);
+        if ($type == HttpKernelInterface::MASTER_REQUEST) {
+            $request = $this->initSession($request);
+            $this->initParam($request);
+        }
+
         $this->container->enterScope('request');
         $this->container->set('request', $request, 'request');
 
@@ -211,26 +215,29 @@ class TheliaHttpKernel extends HttpKernel
 
     protected function initSession(Request $request)
     {
+        if(null === self::$session) {
+            $storage = new Session\Storage\NativeSessionStorage();
 
-        $storage = new Session\Storage\NativeSessionStorage();
+            if (Model\ConfigQuery::read("session_config.default")) {
+                $storage->setSaveHandler(new Session\Storage\Handler\NativeFileSessionHandler(Model\ConfigQuery::read("session_config.save_path", THELIA_ROOT . '/local/session/')));
+            } else {
+                $handlerString = Model\ConfigQuery::read("session_config.handlers", 'Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler');
 
-        if (Model\ConfigQuery::read("session_config.default")) {
-            $storage->setSaveHandler(new Session\Storage\Handler\NativeFileSessionHandler(Model\ConfigQuery::read("session_config.save_path", THELIA_LOCAL_DIR . 'session/')));
+                $handler = new $handlerString;
+
+                $storage->setSaveHandler($handler);
+            }
+
+            if (Model\ConfigQuery::read("session_config.config", null)) {
+                $storage->setOptions(json_decode(Model\ConfigQuery::read("session_config.config")));
+            }
+
+            self::$session = $session = new \Thelia\Core\HttpFoundation\Session\Session($storage);
         } else {
-            $handlerString = Model\ConfigQuery::read("session_config.handlers", 'Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler');
-
-            $handler = new $handlerString;
-
-            $storage->setSaveHandler($handler);
+            $session = self::$session;
         }
 
-        if (Model\ConfigQuery::read("session_config.config", null)) {
-           $storage->setOptions(json_decode(Model\ConfigQuery::read("session_config.config")));
-        }
-
-        $session = new \Thelia\Core\HttpFoundation\Session\Session($storage);
         $session->start();
-
         $request->setSession($session);
 
         return $request;
diff --git a/local/modules/Front/Config/front.xml b/local/modules/Front/Config/front.xml
index 94234aa20..84a532124 100755
--- a/local/modules/Front/Config/front.xml
+++ b/local/modules/Front/Config/front.xml
@@ -8,12 +8,12 @@
         <default key="_controller">Thelia\Controller\Front\DefaultController::noAction</default>
         <default key="_view">includes/mini-cart</default>
     </route>
+
     <route id="ajax.addCartMessage" path="/ajax/addCartMessage">
         <default key="_controller">Thelia\Controller\Front\DefaultController::noAction</default>
         <default key="_view">includes/addedToCart</default>
     </route>
 
-
     <!-- Register -->
     <route id="customer.create.process" path="/register" methods="post">
         <default key="_controller">Front\Controller\CustomerController::createAction</default>
diff --git a/web/index.php b/web/index.php
index 4d50cc633..378bf1430 100755
--- a/web/index.php
+++ b/web/index.php
@@ -1,4 +1,5 @@
 <?php
+use Thelia\Core\HttpKernel\HttpCache\HttpCache;
 use Thelia\Core\Thelia;
 use Thelia\Core\HttpFoundation\Request;
 
@@ -10,7 +11,7 @@ require __DIR__ . '/../core/bootstrap.php';
 $request = Request::createFromGlobals();
 
 $thelia = new Thelia("prod", false);
-
+//$thelia = new HttpCache($thelia);
 $response = $thelia->handle($request)->prepare($request)->send();
 
 $thelia->terminate($request, $response);
diff --git a/web/index_dev.php b/web/index_dev.php
index 6b06585cd..9d516407e 100755
--- a/web/index_dev.php
+++ b/web/index_dev.php
@@ -24,6 +24,7 @@
 use Thelia\Core\Thelia;
 use Thelia\Core\HttpFoundation\Response;
 use Thelia\Core\HttpFoundation\Request;
+use Thelia\Core\HttpKernel\HttpCache\HttpCache;
 
 //use Symfony\Component\DependencyInjection;
 
@@ -45,6 +46,7 @@ if ( false === in_array($request->getClientIp(), $trustedIp)) {
 } else {
     $response = $thelia->handle($request)->prepare($request)->send();
     $thelia->terminate($request, $response);
+
 }