diff --git a/admin-dev/themes/default/template/controllers/attributes/helpers/form/form.tpl b/admin-dev/themes/default/template/controllers/attributes/helpers/form/form.tpl
index f5cc56a04..365736bbd 100644
--- a/admin-dev/themes/default/template/controllers/attributes/helpers/form/form.tpl
+++ b/admin-dev/themes/default/template/controllers/attributes/helpers/form/form.tpl
@@ -27,7 +27,7 @@
 
 {block name="label"}
 	{if $input.type == 'color'}
-		<div id="colorAttributeProperties" style="display:{if $colorAttributeProperties}block{else}none{/if}";>
+		<div id="colorAttributeProperties" style="display:{if $colorAttributeProperties}block{else}none{/if};">
 	{/if}
 	{$smarty.block.parent}
 {/block}
diff --git a/classes/Cart.php b/classes/Cart.php
index 41a7e1d24..0d7e4711a 100644
--- a/classes/Cart.php
+++ b/classes/Cart.php
@@ -953,6 +953,7 @@ class CartCore extends ObjectModel
 		$this->update(true);
 		$context = Context::getContext()->cloneContext();
 		$context->cart = $this;
+		Cache::clean('getContextualValue_*');
 		if ($auto_add_cart_rule)
 			CartRule::autoAddToCart($context);
 
@@ -2869,8 +2870,12 @@ class CartCore extends ObjectModel
 			{
 				$cart_rule['value_real'] -= $total_shipping;
 				$cart_rule['value_tax_exc'] -= $total_shipping_tax_exc;
-				$total_discounts -= $total_shipping;
-				$total_discounts_tax_exc -= $total_shipping_tax_exc;
+				$cart_rule['value_real'] = Tools::ps_round($cart_rule['value_real'], (int)$context->currency->decimals * _PS_PRICE_DISPLAY_PRECISION_);
+				$cart_rule['value_tax_exc'] = Tools::ps_round($cart_rule['value_tax_exc'], (int)$context->currency->decimals * _PS_PRICE_DISPLAY_PRECISION_);
+				if ($total_discounts > $cart_rule['value_real'])
+					$total_discounts -= $total_shipping;
+				if ($total_discounts_tax_exc > $cart_rule['value_tax_exc'])
+					$total_discounts_tax_exc -= $total_shipping_tax_exc;
 
 				// Update total shipping
 				$total_shipping = 0;
diff --git a/classes/CartRule.php b/classes/CartRule.php
index 228f15607..1b0177810 100644
--- a/classes/CartRule.php
+++ b/classes/CartRule.php
@@ -912,7 +912,7 @@ class CartRuleCore extends ObjectModel
 						if ($cart_vat_amount == 0 || $cart_amount_te == 0)
 							$cart_average_vat_rate = 0;
 						else
-							$cart_average_vat_rate = $cart_vat_amount / $cart_amount_te;
+							$cart_average_vat_rate = Tools::ps_round($cart_vat_amount / $cart_amount_te, 3);
 
 						if ($this->reduction_tax && !$use_tax)
 							$reduction_value += $prorata * $reduction_amount / (1 + $cart_average_vat_rate);
diff --git a/classes/PaymentModule.php b/classes/PaymentModule.php
index 8a9f2e643..f23fd83b7 100644
--- a/classes/PaymentModule.php
+++ b/classes/PaymentModule.php
@@ -429,13 +429,14 @@ abstract class PaymentModuleCore extends Module
 
 							// Set the new voucher value
 							if ($voucher->reduction_tax)
-								$voucher->reduction_amount = $values['tax_incl'] - $order->total_products_wt;
+								$voucher->reduction_amount = $values['tax_incl'] - $order->total_products_wt - $order->total_shipping_tax_incl;
 							else
-								$voucher->reduction_amount = $values['tax_excl'] - $order->total_products;
+								$voucher->reduction_amount = $values['tax_excl'] - $order->total_products - $order->total_shipping_tax_excl;
 
 							$voucher->id_customer = $order->id_customer;
 							$voucher->quantity = 1;
 							$voucher->quantity_per_user = 1;
+							$voucher->free_shipping = 0;
 							if ($voucher->add())
 							{
 								// If the voucher has conditions, they are now copied to the new voucher
diff --git a/classes/Tools.php b/classes/Tools.php
index ca10a4785..08705746b 100644
--- a/classes/Tools.php
+++ b/classes/Tools.php
@@ -2347,16 +2347,16 @@ exit;
 		$addons_url = 'api.addons.prestashop.com';
 		$postData = '';
 		$postDataArray = array(
-			'version' => _PS_VERSION_,
-			'iso_lang' => strtolower(Context::getContext()->language->iso_code),
-			'iso_code' => strtolower(Country::getIsoById(Configuration::get('PS_COUNTRY_DEFAULT'))),
-			'shop_url' => urlencode(Tools::getShopDomain()),
-			'mail' => urlencode(Configuration::get('PS_SHOP_EMAIL'))
+			'version' => isset($params['version']) ? $params['version'] : _PS_VERSION_,
+			'iso_lang' => Tools::strtolower(isset($params['iso_lang']) ? $params['iso_lang'] : Context::getContext()->language->iso_code),
+			'iso_code' => Tools::strtolower(isset($params['iso_country']) ? $params['iso_country'] : Country::getIsoById(Configuration::get('PS_COUNTRY_DEFAULT'))),
+			'shop_url' => urlencode(isset($params['shop_url']) ? $params['shop_url'] : Tools::getShopDomain()),
+			'mail' => urlencode(isset($params['email']) ? $params['email'] : Configuration::get('email'))
 		);
 		foreach ($postDataArray as $postDataKey => $postDataValue)
 			$postData .= '&'.$postDataKey.'='.$postDataValue;
 		$postData = ltrim($postData, '&');
-		
+
 		// Config for each request
 		if ($request == 'native')
 		{
diff --git a/classes/controller/Controller.php b/classes/controller/Controller.php
index 7e4ebf6ed..0d4591455 100644
--- a/classes/controller/Controller.php
+++ b/classes/controller/Controller.php
@@ -175,8 +175,8 @@ abstract class ControllerCore
 			// then using displayAjax[action]
 			if ($this->ajax)
 			{
-				$action = Tools::getValue('action');
-				if (!empty($action) && method_exists($this, 'displayAjax'.Tools::toCamelCase($action, true)))
+				$action = Tools::toCamelCase(Tools::getValue('action', true));
+				if (!empty($action) && method_exists($this, $action))
 					$this->{'displayAjax'.$action}();
 				elseif (method_exists($this, 'displayAjax'))
 					$this->displayAjax();
diff --git a/controllers/admin/AdminCartsController.php b/controllers/admin/AdminCartsController.php
index 90a845d02..fc0cf91ce 100755
--- a/controllers/admin/AdminCartsController.php
+++ b/controllers/admin/AdminCartsController.php
@@ -101,15 +101,15 @@ class AdminCartsControllerCore extends AdminController
 	{
 		if (!($cart = $this->loadObject(true)))
 			return;
-
 		$customer = new Customer($cart->id_customer);
+		$currency = new Currency($cart->id_currency);
 		$this->context->cart = $cart;
+		$this->context->currency = $currency;
 		$this->context->customer = $customer;
 		$products = $cart->getProducts();
 		$customized_datas = Product::getAllCustomizedDatas((int)$cart->id);
 		Product::addCustomizationPrice($products, $customized_datas);
 		$summary = $cart->getSummaryDetails();
-		$currency = new Currency($cart->id_currency);
 
 		/* Display order information */
 		$id_order = (int)Order::getOrderByCartId($cart->id);
@@ -739,6 +739,7 @@ class AdminCartsControllerCore extends AdminController
 	{
 		$context = Context::getContext();
 		$context->cart = new Cart($id_cart);
+		$context->currency = new Currency((int)$context->cart->id_currency);
 		$context->customer = new Customer((int)$context->cart->id_customer);
 		return Cart::getTotalCart($id_cart, true, Cart::BOTH_WITHOUT_SHIPPING);
 	}
diff --git a/controllers/admin/AdminCountriesController.php b/controllers/admin/AdminCountriesController.php
index 00d1a8cd1..5a80556cd 100644
--- a/controllers/admin/AdminCountriesController.php
+++ b/controllers/admin/AdminCountriesController.php
@@ -442,7 +442,7 @@ class AdminCountriesControllerCore extends AdminController
 			$html .= '<li>
 				<a href="javascript:void(0);" onClick="displayAvailableFields(\''.$class_name.'\')">'.$class_name.'</a>';
 			foreach (AddressFormat::getValidateFields($class_name) as $name)
-				$fields[] = '<a style="color:#4B8;" href="javascript:void(0);" class="addPattern" '.$name.' id="'.($class_name == 'Address' ? $name : $class_name.':'.$name).'">
+				$fields[] = '<a style="color:#4B8;" href="javascript:void(0);" class="addPattern" id="'.($class_name == 'Address' ? $name : $class_name.':'.$name).'">
 					'.$name.'</a>';
 			$html .= '
 				<div class="availableFieldsList" id="availableListFieldsFor_'.$class_name.'" style="width:300px;">
diff --git a/install-dev/controllers/http/process.php b/install-dev/controllers/http/process.php
index 047a84370..f9d98996f 100644
--- a/install-dev/controllers/http/process.php
+++ b/install-dev/controllers/http/process.php
@@ -331,8 +331,6 @@ class InstallControllerHttpProcess extends InstallControllerHttp
 	 */
 	public function display()
 	{
-		$this->initializeContext();
-		
 		// The installer SHOULD take less than 32M, but may take up to 35/36M sometimes. So 42M is a good value :)
 		$low_memory = Tools::getMemoryLimit() < Tools::getOctets('42M');
 
@@ -361,8 +359,15 @@ class InstallControllerHttpProcess extends InstallControllerHttp
 		$this->process_steps[] = $install_modules;
 		
 		$install_modules = array('key' => 'installModulesAddons', 'lang' => $this->l('Install modules Addons'));
+
+		$params = array('iso_lang' => $this->language->getLanguageIso(), 
+							'iso_country' => $this->session->shop_country, 
+							'email' => $this->session->admin_email, 
+							'shop_url' => Tools::getHttpHost(),
+							'version' => _PS_INSTALL_VERSION_);
+
 		if ($low_memory)
-			foreach ($this->model_install->getAddonsModulesList() as $module)
+			foreach ($this->model_install->getAddonsModulesList($params) as $module)
 				$install_modules['subtasks'][] = array('module' => (string)$module['name'], 'id_module' => (string)$module['id_module']);
 		$this->process_steps[] = $install_modules;
 
diff --git a/install-dev/models/install.php b/install-dev/models/install.php
index 2780f23de..ca62908fc 100644
--- a/install-dev/models/install.php
+++ b/install-dev/models/install.php
@@ -587,10 +587,10 @@ class InstallModelInstall extends InstallAbstractModel
 		return $modules;
 	}
 	
-	public function getAddonsModulesList()
+	public function getAddonsModulesList($params = array())
 	{
 		$addons_modules = array();
-		$content = Tools::addonsRequest('install-modules');
+		$content = Tools::addonsRequest('install-modules', $params);
 		$xml = @simplexml_load_string($content, null, LIBXML_NOCDATA);
 			
 		if ($xml !== false and isset($xml->module))
diff --git a/themes/default/address.tpl b/themes/default/address.tpl
index f193fec91..689440edd 100644
--- a/themes/default/address.tpl
+++ b/themes/default/address.tpl
@@ -220,7 +220,7 @@ $(function(){ldelim}
 		</p>
 		<p class="required text" id="adress_alias">
 			<label for="alias">{l s='Please assign an address title for future reference.'} <sup>*</sup></label>
-			<input type="text" id="alias" name="alias" value="{if isset($smarty.post.alias)}{$smarty.post.alias}{else if isset($address->alias)}{$address->alias}{else if !isset($select_address)}{l s='My address'}{/if}" />
+			<input type="text" id="alias" name="alias" value="{if isset($smarty.post.alias)}{$smarty.post.alias}{else if isset($address->alias)}{$address->alias}{elseif !$select_address}{l s='My address'}{/if}" />
 		</p>
 	</fieldset>
 	<p class="submit2">
diff --git a/themes/default/js/cart-summary.js b/themes/default/js/cart-summary.js
index f4477fec2..c1c0ac3c7 100644
--- a/themes/default/js/cart-summary.js
+++ b/themes/default/js/cart-summary.js
@@ -655,9 +655,9 @@ function updateCartSummary(json)
 			location.reload();
 
 		if (priceDisplayMethod !== 0)
-			$('#total_discount').html(formatCurrency(json.total_discounts_tax_exc, currencyFormat, currencySign, currencyBlank));
+			$('#total_discount').html('-' + formatCurrency(json.total_discounts_tax_exc, currencyFormat, currencySign, currencyBlank));
 		else
-			$('#total_discount').html(formatCurrency(json.total_discounts, currencyFormat, currencySign, currencyBlank));
+			$('#total_discount').html('-' + formatCurrency(json.total_discounts, currencyFormat, currencySign, currencyBlank));
 
 		$('.cart_discount').each(function(){
 			var idElmt = $(this).attr('id').replace('cart_discount_','');
@@ -667,10 +667,12 @@ function updateCartSummary(json)
 				if (json.discounts[i].id_discount == idElmt)
 				{
 					if (json.discounts[i].value_real !== '!')
+					{
 						if (priceDisplayMethod !== 0)
 							$('#cart_discount_' + idElmt + ' td.cart_discount_price span.price-discount').html(formatCurrency(json.discounts[i].value_tax_exc * -1, currencyFormat, currencySign, currencyBlank));
 						else
 							$('#cart_discount_' + idElmt + ' td.cart_discount_price span.price-discount').html(formatCurrency(json.discounts[i].value_real * -1, currencyFormat, currencySign, currencyBlank));
+					}
 					toDelete = false;
 				}
 			if (toDelete)
diff --git a/themes/default/js/order-opc.js b/themes/default/js/order-opc.js
index c053b38c2..162f95553 100644
--- a/themes/default/js/order-opc.js
+++ b/themes/default/js/order-opc.js
@@ -265,6 +265,7 @@ function confirmFreeOrder()
 	else
 		$('#opc_account-overlay').fadeIn('slow');
 	$('#opc_delivery_methods-overlay, #opc_payment_methods-overlay').fadeOut('slow');
+	$('#confirmOrder').attr('disabled', 'disabled');
 	$.ajax({
 		type: 'POST',
 		headers: { "cache-control": "no-cache" },
@@ -275,6 +276,7 @@ function confirmFreeOrder()
 		data: 'ajax=true&method=makeFreeOrder&token=' + static_token ,
 		success: function(html)
 		{
+			$('#confirmOrder').attr('disabled', '');
 			var array_split = html.split(':');
 			if (array_split[0] == 'freeorder')
 			{
diff --git a/tools/profiling/Controller.php b/tools/profiling/Controller.php
index 1b55dd0dd..923faccec 100644
--- a/tools/profiling/Controller.php
+++ b/tools/profiling/Controller.php
@@ -227,8 +227,8 @@ abstract class Controller extends ControllerCore
 			// then using displayAjax[action]
 			if ($this->ajax)
 			{
-				$action = Tools::getValue('action');
-				if (!empty($action) && method_exists($this, 'displayAjax'.Tools::toCamelCase($action)))
+				$action = 'displayAjax'.Tools::toCamelCase(Tools::getValue('action', true));
+				if (!empty($action) && method_exists($this, $action))
 					$this->{'displayAjax'.$action}();
 				elseif (method_exists($this, 'displayAjax'))
 					$this->displayAjax();