diff --git a/admin-dev/themes/default/css/modules.css b/admin-dev/themes/default/css/modules.css
index 59eb3f29c..4db7804bd 100644
--- a/admin-dev/themes/default/css/modules.css
+++ b/admin-dev/themes/default/css/modules.css
@@ -34,7 +34,7 @@
 .toolbarBox .process-icon-new-module { background-image: url('../img/process-icon-new-module.png')}
 .toolbarBox .process-icon-new-module-addon { background-image: url('../img/process-icon-new-module-addon.png')}
 
-div.fix-toolbar {border-bottom: 1px solid #E0E0E0;position:fixed;top:0;opacity:0.9;z-index:1}
+div.fix-toolbar {border-bottom: 1px solid #E0E0E0;position:fixed;top:0;opacity:0.9;z-index:11}
 
 
 /*FILTER MODULE*/
diff --git a/admin-dev/themes/default/template/controllers/groups/helpers/form/form.tpl b/admin-dev/themes/default/template/controllers/groups/helpers/form/form.tpl
index 242ea2e22..d73c9cc69 100644
--- a/admin-dev/themes/default/template/controllers/groups/helpers/form/form.tpl
+++ b/admin-dev/themes/default/template/controllers/groups/helpers/form/form.tpl
@@ -138,7 +138,7 @@
 					}
 					else
 					{
-						$('#group_discount_category_table').append('<tr class="alt_row" id="'+jsonData.id_category+'"><td>'+jsonData.catPath+'</td><td>{l s='Discount:'}'+jsonData.discount+'{l s='%'}</td><td><a href="#" onclick="deleteCategoryReduction('+jsonData.id_category+');"><img src="../img/admin/delete.gif"></a></td></tr>');
+						$('#group_discount_category_table').append('<tr class="alt_row" id="'+jsonData.id_category+'"><td>'+jsonData.catPath+'</td><td>{l s='Discount:'}' + ' ' + jsonData.discount+'{l s='%'}</td><td><a href="#" onclick="deleteCategoryReduction('+jsonData.id_category+');"><img src="../img/admin/delete.gif"></a></td></tr>');
 						
 						var input_hidden = document.createElement("input");
 						input_hidden.setAttribute('type', 'hidden');
@@ -168,7 +168,7 @@
 				{foreach $input['values'] key=key item=category }
 					<tr class="alt_row" id="{$category.id_category}">
 						<td>{$category.path}</td>
-						<td>{l s='Discount: %d%%' sprintf=$category.reduction}</td>
+						<td>{l s='Discount: %.2f%%' sprintf=$category.reduction}</td>
 						<td>
 							<a href="#" onclick="deleteCategoryReduction({$category.id_category});"><img src="../img/admin/delete.gif"></a>
 							<input type="hidden" class="category_reduction" name="category_reduction[{$category.id_category}]" value="{$category.reduction}">
diff --git a/admin-dev/themes/default/template/controllers/groups/helpers/view/view.tpl b/admin-dev/themes/default/template/controllers/groups/helpers/view/view.tpl
index 96908c212..6762c700c 100755
--- a/admin-dev/themes/default/template/controllers/groups/helpers/view/view.tpl
+++ b/admin-dev/themes/default/template/controllers/groups/helpers/view/view.tpl
@@ -30,7 +30,7 @@
 	<fieldset>
 		<ul>
 			<li><span style="font-weight: bold; font-size: 13px; color:#000;">{l s='Name:'}</span> {$group->name[$language->id]}</li>
-		<li><span style="font-weight: bold; font-size: 13px; color:#000;">{l s='Discount: %d%%' sprintf=$group->reduction}</span></li>
+		<li><span style="font-weight: bold; font-size: 13px; color:#000;">{l s='Discount: %.2f%%' sprintf=$group->reduction}</span></li>
 		<li><span style="font-weight: bold; font-size: 13px; color:#000;">{l s='Current category discount:'}</span>
 			{if !$categorieReductions}
 				{l s='None'}
@@ -39,7 +39,7 @@
 					{foreach $categorieReductions key=key item=category }
 						<tr class="alt_row">
 							<td>{$category.path}</td>
-							<td>{l s='Discount: %d%%' sprintf=$category.reduction}</td>
+							<td>{l s='Discount: %.2f%%' sprintf=$category.reduction}</td>
 						</tr>
 					{/foreach}
 				</table>
diff --git a/admin-dev/themes/default/template/controllers/modules/js.tpl b/admin-dev/themes/default/template/controllers/modules/js.tpl
index d920b668b..8bfa5fa12 100644
--- a/admin-dev/themes/default/template/controllers/modules/js.tpl
+++ b/admin-dev/themes/default/template/controllers/modules/js.tpl
@@ -87,7 +87,7 @@
 		});
 
 		// Method to check / uncheck all modules checkbox
-		$('#checkme').click(function()
+		$('#moduleContainer').on("click", "#checkme", function()
 		{
 			if ($(this).attr("rel") == 'false')
 			{
@@ -321,8 +321,8 @@
 			catch(e){}
 			return false;
 		});
-		
-		$('.toggle_favorite').live('click', function(event)
+
+		$('#moduleContainer').on("click", ".toggle_favorite", function()
 	    {
 	      var el = $(this);
 	      var value_pref = el.data('value');
diff --git a/admin-dev/themes/default/template/helpers/form/form.tpl b/admin-dev/themes/default/template/helpers/form/form.tpl
index 8d53a000c..6c8b10f62 100644
--- a/admin-dev/themes/default/template/helpers/form/form.tpl
+++ b/admin-dev/themes/default/template/helpers/form/form.tpl
@@ -236,7 +236,7 @@
 										{if isset($fields_value[$input.name].image) && $fields_value[$input.name].image}
 											<div id="image">
 												{$fields_value[$input.name].image}
-												<p align="center">{l s='File size'} {$fields_value[$input.name].size}kb</p>
+												<p align="center">{l s='File size'} {$fields_value[$input.name].size}{l s='kb'}</p>
 												<a href="{$current}&{$identifier}={$form_id}&token={$token}&deleteImage=1">
 													<img src="../img/admin/delete.gif" alt="{l s='Delete'}" /> {l s='Delete'}
 												</a>
diff --git a/admin-dev/themes/default/template/helpers/list/list_content.tpl b/admin-dev/themes/default/template/helpers/list/list_content.tpl
index ae80d9d10..c54d68607 100644
--- a/admin-dev/themes/default/template/helpers/list/list_content.tpl
+++ b/admin-dev/themes/default/template/helpers/list/list_content.tpl
@@ -49,6 +49,7 @@
 					{/if}
 					class="{if !$no_link}pointer{/if}
 					{if isset($params.position) && $order_by == 'position'  && $order_way != 'DESC'} dragHandle{/if}
+					{if isset($params.class)} {$params.class}{/if}
 					{if isset($params.align)} {$params.align}{/if}"
 					{if (!isset($params.position) && !$no_link && !isset($params.remove_onclick))}
 						onclick="document.location = '{$current_index}&{$identifier}={$tr.$identifier}{if $view}&view{else}&update{/if}{$table}&token={$token}'">
diff --git a/classes/Address.php b/classes/Address.php
index 10600c1cf..f74697445 100644
--- a/classes/Address.php
+++ b/classes/Address.php
@@ -264,13 +264,17 @@ class AddressCore extends ObjectModel
 		if(!isset($id_address) || empty($id_address))
 			return false;
 
-		if (!$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
-		SELECT c.`active`
-		FROM `'._DB_PREFIX_.'address` a
-		LEFT JOIN `'._DB_PREFIX_.'country` c ON c.`id_country` = a.`id_country`
-		WHERE a.`id_address` = '.(int)$id_address))
-			return false;
-		return ($result['active']);
+		$cache_id = 'Address::isCountryActiveById_'.(int)$id_address;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getvalue('
+			SELECT c.`active`
+			FROM `'._DB_PREFIX_.'address` a
+			LEFT JOIN `'._DB_PREFIX_.'country` c ON c.`id_country` = a.`id_country`
+			WHERE a.`id_address` = '.(int)$id_address);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -324,12 +328,17 @@ class AddressCore extends ObjectModel
 	{
 		if (!$id_customer)
 			return false;
-
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
-			SELECT `id_address`
-			FROM `'._DB_PREFIX_.'address`
-			WHERE `id_customer` = '.(int)$id_customer.' AND `deleted` = 0'.($active ? ' AND `active` = 1' : '')
-		);
+		$cache_id = 'Address::getFirstCustomerAddressId_'.(int)$id_customer.'-'.(bool)$active;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
+				SELECT `id_address`
+				FROM `'._DB_PREFIX_.'address`
+				WHERE `id_customer` = '.(int)$id_customer.' AND `deleted` = 0'.($active ? ' AND `active` = 1' : '')
+			);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -379,5 +388,4 @@ class AddressCore extends ObjectModel
 		$query->where('id_warehouse = 0');
 		return Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($query);
 	}
-}
-
+}
\ No newline at end of file
diff --git a/classes/CMS.php b/classes/CMS.php
index 13b7cac0b..ee2f28d30 100644
--- a/classes/CMS.php
+++ b/classes/CMS.php
@@ -190,7 +190,7 @@ class CMSCore extends ObjectModel
 		return (Db::getInstance()->getValue($sql));
 	}
 
-	public static function getCMSPages($id_lang = null, $id_cms_category = null, $active = true)
+	public static function getCMSPages($id_lang = null, $id_cms_category = null, $active = true, $id_shop = null)
 	{
 		$sql = new DbQuery();
 		$sql->select('*');
@@ -198,6 +198,9 @@ class CMSCore extends ObjectModel
 		if ($id_lang)
 			$sql->innerJoin('cms_lang', 'l', 'c.id_cms = l.id_cms AND l.id_lang = '.(int)$id_lang);
 
+		if ($id_shop)
+			$sql->innerJoin('cms_shop', 'cs', 'c.id_cms = cs.id_cms AND cs.id_shop = '.(int)$id_shop); 
+
 		if ($active)
 			$sql->where('c.active = 1');
 
diff --git a/classes/Carrier.php b/classes/Carrier.php
index 6de5899aa..726bac6c0 100644
--- a/classes/Carrier.php
+++ b/classes/Carrier.php
@@ -277,17 +277,20 @@ class CarrierCore extends ObjectModel
 
 	public function getMaxDeliveryPriceByWeight($id_zone)
 	{
-		$sql = 'SELECT d.`price`
-				FROM `'._DB_PREFIX_.'delivery` d
-				INNER JOIN `'._DB_PREFIX_.'range_weight` w ON d.`id_range_weight` = w.`id_range_weight`
-				WHERE d.`id_zone` = '.(int)$id_zone.'
-					AND d.`id_carrier` = '.(int)$this->id.'
-					'.Carrier::sqlDeliveryRangeShop('range_weight').'
-				ORDER BY w.`delimiter2` DESC LIMIT 1';
-		$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);
-		if (!isset($result[0]['price']))
-			return false;
-		return $result[0]['price'];
+		$cache_id = 'Carrier::getMaxDeliveryPriceByWeight_'.(int)$this->id.'-'.(int)$id_zone;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT d.`price`
+					FROM `'._DB_PREFIX_.'delivery` d
+					INNER JOIN `'._DB_PREFIX_.'range_weight` w ON d.`id_range_weight` = w.`id_range_weight`
+					WHERE d.`id_zone` = '.(int)$id_zone.'
+						AND d.`id_carrier` = '.(int)$this->id.'
+						'.Carrier::sqlDeliveryRangeShop('range_weight').'
+					ORDER BY w.`delimiter2` DESC';
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -357,17 +360,20 @@ class CarrierCore extends ObjectModel
 
 	public function getMaxDeliveryPriceByPrice($id_zone)
 	{
-		$sql = 'SELECT d.`price`
-				FROM `'._DB_PREFIX_.'delivery` d
-				INNER JOIN `'._DB_PREFIX_.'range_price` r ON d.`id_range_price` = r.`id_range_price`
-				WHERE d.`id_zone` = '.(int)$id_zone.'
-					AND d.`id_carrier` = '.(int)$this->id.'
-					'.Carrier::sqlDeliveryRangeShop('range_price').'
-				ORDER BY r.`delimiter2` DESC LIMIT 1';
-		$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);
-		if (!isset($result[0]['price']))
-			return false;
-		return $result[0]['price'];
+		$cache_id = 'Carrier::getMaxDeliveryPriceByPrice_'.(int)$this->id.'-'.(int)$id_zone;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT d.`price`
+					FROM `'._DB_PREFIX_.'delivery` d
+					INNER JOIN `'._DB_PREFIX_.'range_price` r ON d.`id_range_price` = r.`id_range_price`
+					WHERE d.`id_zone` = '.(int)$id_zone.'
+						AND d.`id_carrier` = '.(int)$this->id.'
+						'.Carrier::sqlDeliveryRangeShop('range_price').'
+					ORDER BY r.`delimiter2` DESC';
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -449,7 +455,13 @@ class CarrierCore extends ObjectModel
 			GROUP BY c.`id_carrier`
 			ORDER BY c.`position` ASC';
 
-		$carriers = Db::getInstance()->executeS($sql);
+		$cache_id = 'Carrier::getCarriers_'.md5($sql);
+		if (!Cache::isStored($cache_id))
+		{
+			$carriers = Db::getInstance()->executeS($sql);
+			Cache::store($cache_id, $carriers);
+		}
+		$carriers = Cache::retrieve($cache_id);
 
 		if (is_array($carriers) && count($carriers))
 		{
@@ -1199,7 +1211,14 @@ class CarrierCore extends ObjectModel
 		$query->where('pc.id_product = '.(int)$product->id);
 		$query->where('pc.id_shop = '.(int)$id_shop);
 
-		$carriers_for_product = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($query);
+		$cache_id = 'Carrier::getAvailableCarrierList_'.(int)$product->id.'-'.(int)$id_shop;
+		if (!Cache::isStored($cache_id))
+		{
+			$carriers_for_product = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($query);
+			Cache::store($cache_id, $carriers_for_product);
+		}
+		$carriers_for_product = Cache::retrieve($cache_id);
+
 		$carrier_list = array();
 		if (!empty($carriers_for_product))
 		{				
diff --git a/classes/Cart.php b/classes/Cart.php
index f38015171..681a1e93a 100644
--- a/classes/Cart.php
+++ b/classes/Cart.php
@@ -325,7 +325,7 @@ class CartCore extends ObjectModel
 		if (!CartRule::isFeatureActive() || !$this->id)
 			return array();
 
-		$cache_key = 'Cart::getCartRules'.$this->id.'-'.$filter;
+		$cache_key = 'Cart::getCartRules_'.$this->id.'-'.$filter;
 		if (!Cache::isStored($cache_key))
 		{
 			$result = Db::getInstance()->executeS('
@@ -368,12 +368,16 @@ class CartCore extends ObjectModel
 	{
 		if (!CartRule::isFeatureActive())
 			return 0;
-
-		return Db::getInstance()->getValue('
-			SELECT COUNT(*)
-			FROM `'._DB_PREFIX_.'cart_cart_rule`
-			WHERE `id_cart_rule` = '.(int)$id_cart_rule.' AND `id_cart` = '.(int)$this->id
-		);
+		$cache_id = 'Cart::getDiscountsCustomer_'.(int)$this->id.'-'.(int)$id_cart_rule;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('
+				SELECT COUNT(*)
+				FROM `'._DB_PREFIX_.'cart_cart_rule`
+				WHERE `id_cart_rule` = '.(int)$id_cart_rule.' AND `id_cart` = '.(int)$this->id);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	public function getLastProduct()
@@ -632,14 +636,19 @@ class CartCore extends ObjectModel
 
 			if (!isset($row['pai_id_image']) || $row['pai_id_image'] == 0)
 			{
-				$row2 = Db::getInstance()->getRow('
-					SELECT image_shop.`id_image` id_image, il.`legend`
-					FROM `'._DB_PREFIX_.'image` i
-					JOIN `'._DB_PREFIX_.'image_shop` image_shop ON (i.id_image = image_shop.id_image AND image_shop.cover=1 AND image_shop.id_shop='.(int)$row['id_shop'].')
-					LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (image_shop.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$this->id_lang.')
-					WHERE i.`id_product` = '.(int)$row['id_product'].' AND image_shop.`cover` = 1'
-				);
-
+				$cache_id = 'Cart::getProducts_'.'-pai_id_image-'.(int)$row['id_product'].'-'.(int)$this->id_lang.'-'.(int)$row['id_shop'];
+				if (!Cache::isStored($cache_id))
+				{ 
+					$row2 = Db::getInstance()->getRow('
+						SELECT image_shop.`id_image` id_image, il.`legend`
+						FROM `'._DB_PREFIX_.'image` i
+						JOIN `'._DB_PREFIX_.'image_shop` image_shop ON (i.id_image = image_shop.id_image AND image_shop.cover=1 AND image_shop.id_shop='.(int)$row['id_shop'].')
+						LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (image_shop.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$this->id_lang.')
+						WHERE i.`id_product` = '.(int)$row['id_product'].' AND image_shop.`cover` = 122'
+					);
+					Cache::store($cache_id, $row2);
+				}
+				$row2 = Cache::retrieve($cache_id);
 				if (!$row2)
 					$row2 = array('id_image' => false, 'legend' => false);
 				else
@@ -727,7 +736,7 @@ class CartCore extends ObjectModel
 	 *
 	 * @result integer Products quantity
 	 */
-	public	function nbProducts()
+	public function nbProducts()
 	{
 		if (!$this->id)
 			return 0;
@@ -1078,9 +1087,9 @@ class CartCore extends ObjectModel
 			);
 			$id_customization = Db::getInstance()->Insert_ID();
 		}
-
+		
 		$query = 'INSERT INTO `'._DB_PREFIX_.'customized_data` (`id_customization`, `type`, `index`, `value`)
-			VALUES ('.(int)$id_customization.', '.(int)$type.', '.(int)$index.', \''.pSql($field).'\')';
+			VALUES ('.(int)$id_customization.', '.(int)$type.', '.(int)$index.', \''.pSQL($field).'\')';
 
 		if (!Db::getInstance()->execute($query))
 			return false;
@@ -1094,7 +1103,13 @@ class CartCore extends ObjectModel
 	 */
 	public function orderExists()
 	{
-		return (bool)Db::getInstance()->getValue('SELECT count(*) FROM `'._DB_PREFIX_.'orders` WHERE `id_cart` = '.(int)$this->id);
+		$cache_id = 'Cart::orderExists_'.(int)$this->id;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (bool)Db::getInstance()->getValue('SELECT count(*) FROM `'._DB_PREFIX_.'orders` WHERE `id_cart` = '.(int)$this->id);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -2277,18 +2292,23 @@ class CartCore extends ObjectModel
 	public function getAddressCollection()
 	{
 		$collection = array();
-		$result = Db::getInstance()->executeS(
-			'SELECT DISTINCT `id_address_delivery`
-			FROM `'._DB_PREFIX_.'cart_product`
-			WHERE id_cart = '.(int)$this->id
-		);
+		$cache_id = 'Cart::getAddressCollection'.(int)$this->id;
+		if (!Cache::isStored($cache_id))
+		{ 
+			$result = Db::getInstance()->executeS(
+				'SELECT DISTINCT `id_address_delivery`
+				FROM `'._DB_PREFIX_.'cart_product`
+				WHERE id_cart = '.(int)$this->id
+			);
+			Cache::store($cache_id, $result);
+		}
+		$result = Cache::retrieve($cache_id);
 
 		$result[] = array('id_address_delivery' => (int)$this->id_address_delivery);
 
 		foreach ($result as $row)
 			if ((int)$row['id_address_delivery'] != 0)
 				$collection[(int)$row['id_address_delivery']] = new Address((int)$row['id_address_delivery']);
-
 		return $collection;
 	}
 
@@ -3038,7 +3058,6 @@ class CartCore extends ObjectModel
 	 */
 	public function addTextFieldToProduct($id_product, $index, $type, $text_value)
 	{
-		$text_value = str_replace(array("\n", "\r"), '', nl2br($text_value));
 		if (!_PS_MAGIC_QUOTES_GPC_){
 			$text_value = str_replace('\\', '\\\\', $text_value);
 			$text_value = str_replace('\'', '\\\'', $text_value);
@@ -3466,10 +3485,14 @@ class CartCore extends ObjectModel
 		)
 		WHERE `id_cart` = '.(int)$this->id.'
 		'.(Configuration::get('PS_ALLOW_MULTISHIPPING') ? ' AND `id_shop` = '.(int)$this->id_shop : '');
-	
-		$result = Db::getInstance()->execute($sql);
-		if ($result)
-			$emptyCache = true;
+
+		$cache_id = 'Cart::setNoMultishipping'.(int)$this->id.'-'.(int)$this->id_shop;
+		if (!Cache::isStored($cache_id))
+		{
+			if ($result = (bool)Db::getInstance()->execute($sql))
+				$emptyCache = true;
+			Cache::store($cache_id, $result);
+		}
 
 		if (Customization::isFeatureActive())
 			Db::getInstance()->execute('
diff --git a/classes/Category.php b/classes/Category.php
index f787cce56..568e914a0 100644
--- a/classes/Category.php
+++ b/classes/Category.php
@@ -666,9 +666,9 @@ class CategoryCore extends ObjectModel
 	  * @param boolean $active return only active categories
 	  * @return array categories
 	  */
-	public static function getHomeCategories($id_lang, $active = true)
+	public static function getHomeCategories($id_lang, $active = true, $id_shop = false)
 	{
-		return self::getChildren(Configuration::get('PS_HOME_CATEGORY'), $id_lang, $active);
+		return self::getChildren(Configuration::get('PS_HOME_CATEGORY'), $id_lang, $active, $id_shop);
 	}
 
 	public static function getRootCategory($id_lang = null, Shop $shop = null)
@@ -704,16 +704,22 @@ class CategoryCore extends ObjectModel
 		if (!Validate::isBool($active))
 			die(Tools::displayError());
 
-		$query = 'SELECT c.`id_category`, cl.`name`, cl.`link_rewrite`, category_shop.`id_shop`
-		FROM `'._DB_PREFIX_.'category` c
-		LEFT JOIN `'._DB_PREFIX_.'category_lang` cl ON (c.`id_category` = cl.`id_category`'.Shop::addSqlRestrictionOnLang('cl').')
-		'.Shop::addSqlAssociation('category', 'c').'
-		WHERE `id_lang` = '.(int)$id_lang.'
-		AND c.`id_parent` = '.(int)$id_parent.'
-		'.($active ? 'AND `active` = 1' : '').'
-		GROUP BY c.`id_category`
-		ORDER BY category_shop.`position` ASC';
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($query);
+		$cache_id = 'Category::getChildren_'.(int)$id_parent.'-'.(int)$id_lang.'-'.(bool)$active.'-'.(int)$id_shop;
+		if (!Cache::isStored($cache_id))
+		{
+			$query = 'SELECT c.`id_category`, cl.`name`, cl.`link_rewrite`, category_shop.`id_shop`
+			FROM `'._DB_PREFIX_.'category` c
+			LEFT JOIN `'._DB_PREFIX_.'category_lang` cl ON (c.`id_category` = cl.`id_category`'.Shop::addSqlRestrictionOnLang('cl').')
+			'.Shop::addSqlAssociation('category', 'c').'
+			WHERE `id_lang` = '.(int)$id_lang.'
+			AND c.`id_parent` = '.(int)$id_parent.'
+			'.($active ? 'AND `active` = 1' : '').'
+			GROUP BY c.`id_category`
+			ORDER BY category_shop.`position` ASC';
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($query);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -1008,14 +1014,20 @@ class CategoryCore extends ObjectModel
 	public function getGroups()
 	{
 		$groups = array();
-		$result = Db::getInstance()->executeS('
-			SELECT cg.`id_group`
-			FROM '._DB_PREFIX_.'category_group cg
-			WHERE cg.`id_category` = '.(int)$this->id
-		);
-		foreach ($result as $group)
-			$groups[] = $group['id_group'];
-		return $groups;
+		$cache_id = 'Category::getGroups_'.(int)$this->id;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance()->executeS('
+				SELECT cg.`id_group`
+				FROM '._DB_PREFIX_.'category_group cg
+				WHERE cg.`id_category` = '.(int)$this->id
+			);
+			$groups = array();
+			foreach ($result as $group)
+				$groups[] = $group['id_group'];
+			Cache::store($cache_id, $groups);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	public function addGroupsIfNoExist($id_group)
@@ -1036,24 +1048,23 @@ class CategoryCore extends ObjectModel
 	 */
 	public function checkAccess($id_customer)
 	{
-		if (!$id_customer)
+		$cache_id = 'Category::checkAccess_'.(int)$this->id.'-'.$id_customer.(!$id_customer ? '-'.(int)Group::getCurrent()->id : '');
+		if (!Cache::isStored($cache_id))
 		{
-			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
+			if (!$id_customer)
+				$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
 				SELECT ctg.`id_group`
 				FROM '._DB_PREFIX_.'category_group ctg
-				WHERE ctg.`id_category` = '.(int)$this->id.' AND ctg.`id_group` = '.(int)Group::getCurrent()->id.'
-			');
-		} else {
-			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
+				WHERE ctg.`id_category` = '.(int)$this->id.' AND ctg.`id_group` = '.(int)Group::getCurrent()->id);
+			else 
+				$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
 				SELECT ctg.`id_group`
 				FROM '._DB_PREFIX_.'category_group ctg
 				INNER JOIN '._DB_PREFIX_.'customer_group cg on (cg.`id_group` = ctg.`id_group` AND cg.`id_customer` = '.(int)$id_customer.')
-				WHERE ctg.`id_category` = '.(int)$this->id
-			);
+				WHERE ctg.`id_category` = '.(int)$this->id);
+			Cache::store($cache_id, $result);
 		}
-		if ($result && isset($result['id_group']) && $result['id_group'])
-			return true;
-		return false;
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -1199,12 +1210,16 @@ class CategoryCore extends ObjectModel
 	 */
 	public static function getInterval($id)
 	{
-		$sql = 'SELECT nleft, nright, level_depth
-				FROM '._DB_PREFIX_.'category
-				WHERE id_category = '.(int)$id;
-		if (!$result = Db::getInstance()->getRow($sql))
-			return false;
-		return $result;
+		$cache_id = 'Category::getInterval_'.(int)$id;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT nleft, nright, level_depth
+					FROM '._DB_PREFIX_.'category
+					WHERE id_category = '.(int)$id;
+			$result = Db::getInstance()->getRow($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -1386,11 +1401,17 @@ class CategoryCore extends ObjectModel
 
 	public static function getCategoriesWithoutParent()
 	{
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
-		SELECT DISTINCT c.*
-		FROM `'._DB_PREFIX_.'category` c
-		LEFT JOIN `'._DB_PREFIX_.'category_lang` cl ON (c.`id_category` = cl.`id_category` AND cl.`id_lang` = '.(int)Context::getContext()->language->id.')
-		WHERE `level_depth` = 1');
+		$cache_id = 'Category::getCategoriesWithoutParent_'.(int)Context::getContext()->language->id;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
+			SELECT DISTINCT c.*
+			FROM `'._DB_PREFIX_.'category` c
+			LEFT JOIN `'._DB_PREFIX_.'category_lang` cl ON (c.`id_category` = cl.`id_category` AND cl.`id_lang` = '.(int)Context::getContext()->language->id.')
+			WHERE `level_depth` = 1');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	public function isRootCategoryForAShop()
@@ -1409,12 +1430,17 @@ class CategoryCore extends ObjectModel
 	public static function getTopCategory($id_lang = null)
 	{
 		if (is_null($id_lang))
-			$id_lang = Context::getContext()->language->id;
-		$id_category = Db::getInstance()->getValue('
-		SELECT `id_category`
-		FROM `'._DB_PREFIX_.'category`
-		WHERE `id_parent` = 0');
-		return new Category($id_category, $id_lang);
+			$id_lang = (int)Context::getContext()->language->id;
+		$cache_id = 'Category::getTopCategory_'.(int)$id_lang;
+		if (!Cache::isStored($cache_id))
+		{
+			$id_category = (int)Db::getInstance()->getValue('
+			SELECT `id_category`
+			FROM `'._DB_PREFIX_.'category`
+			WHERE `id_parent` = 0');
+			Cache::store($cache_id, new Category($id_category, $id_lang));
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	public function addPosition($position, $id_shop = null)
diff --git a/classes/Currency.php b/classes/Currency.php
index 3280ec189..d92660542 100644
--- a/classes/Currency.php
+++ b/classes/Currency.php
@@ -296,10 +296,16 @@ class CurrencyCore extends ObjectModel
 	 */
 	public static function getIdByIsoCode($iso_code, $id_shop = 0)
 	{
-		$query = Currency::getIdByQuery($id_shop);
-		$query->where('iso_code = \''.pSQL($iso_code).'\'');
-
-		return (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($query->build());
+		$cache_id = 'Currency::getIdByIsoCode_'.pSQL($iso_code).'-'.(int)$id_shop;
+		if (!Cache::isStored($cache_id))
+		{
+			$query = Currency::getIdByQuery($id_shop);
+			$query->where('iso_code = \''.pSQL($iso_code).'\'');
+	
+			$result = (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($query->build());
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
     /**
diff --git a/classes/Customer.php b/classes/Customer.php
index 431d217e6..8191d3ee6 100644
--- a/classes/Customer.php
+++ b/classes/Customer.php
@@ -362,15 +362,18 @@ class CustomerCore extends ObjectModel
 	{
 		if (!Validate::isUnsignedId($id_customer))
 			return true;
-		$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
-		SELECT `id_customer`
-		FROM `'._DB_PREFIX_.'customer`
-		WHERE `id_customer` = \''.(int)$id_customer.'\'
-		AND active = 1
-		AND `deleted` = 0');
-		if (isset($result['id_customer']))
-			return false;
-		return true;
+		$cache_id = 'Customer::isBanned_'.(int)$id_customer;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (bool)!Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
+			SELECT `id_customer`
+			FROM `'._DB_PREFIX_.'customer`
+			WHERE `id_customer` = \''.(int)$id_customer.'\'
+			AND active = 1
+			AND `deleted` = 0');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -413,7 +416,7 @@ class CustomerCore extends ObjectModel
 	public static function customerHasAddress($id_customer, $id_address)
 	{
 		$key = (int)$id_customer.'-'.(int)$id_address;
-		if (!array_key_exists($id_address, self::$_customerHasAddress))
+		if (!array_key_exists($key, self::$_customerHasAddress))
 		{
 			self::$_customerHasAddress[$key] = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
 			SELECT `id_address`
@@ -439,15 +442,22 @@ class CustomerCore extends ObjectModel
 	 */
 	public function getAddresses($id_lang)
 	{
-		$sql = 'SELECT DISTINCT a.*, cl.`name` AS country, s.name AS state, s.iso_code AS state_iso
-				FROM `'._DB_PREFIX_.'address` a
-				LEFT JOIN `'._DB_PREFIX_.'country` c ON (a.`id_country` = c.`id_country`)
-				LEFT JOIN `'._DB_PREFIX_.'country_lang` cl ON (c.`id_country` = cl.`id_country`)
-				LEFT JOIN `'._DB_PREFIX_.'state` s ON (s.`id_state` = a.`id_state`)
-				'.(Context::getContext()->shop->getGroup()->share_order ? '' : Shop::addSqlAssociation('country', 'c')).' 
-				WHERE `id_lang` = '.(int)$id_lang.' AND `id_customer` = '.(int)$this->id.' AND a.`deleted` = 0';
+		$share_order = (bool)Context::getContext()->shop->getGroup()->share_order;
+		$cache_id = 'Customer::getAddresses'.(int)$this->id.'-'.(int)$id_lang.'-'.$share_order;
+		if (!Cache::isStored($cache_id))
+		{ 
+			$sql = 'SELECT DISTINCT a.*, cl.`name` AS country, s.name AS state, s.iso_code AS state_iso
+					FROM `'._DB_PREFIX_.'address` a
+					LEFT JOIN `'._DB_PREFIX_.'country` c ON (a.`id_country` = c.`id_country`)
+					LEFT JOIN `'._DB_PREFIX_.'country_lang` cl ON (c.`id_country` = cl.`id_country`)
+					LEFT JOIN `'._DB_PREFIX_.'state` s ON (s.`id_state` = a.`id_state`)
+					'.($share_order ? '' : Shop::addSqlAssociation('country', 'c')).' 
+					WHERE `id_lang` = '.(int)$id_lang.' AND `id_customer` = '.(int)$this->id.' AND a.`deleted` = 0';
 
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -476,12 +486,17 @@ class CustomerCore extends ObjectModel
 	{
 		if (!Validate::isUnsignedId($id_customer) || !Validate::isMd5($passwd))
 			die (Tools::displayError());
-
-		$sql = 'SELECT `id_customer`
-				FROM `'._DB_PREFIX_.'customer`
-				WHERE `id_customer` = '.$id_customer.'
+		$cache_id = 'Customer::checkPassword'.(int)$id_customer.'-'.$passwd;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT `id_customer`
+					FROM `'._DB_PREFIX_.'customer`
+					WHERE `id_customer` = '.$id_customer.'
 					AND `passwd` = \''.$passwd.'\'';
-		return (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($sql);
+			$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -574,12 +589,16 @@ class CustomerCore extends ObjectModel
 
 	public static function customerIdExistsStatic($id_customer)
 	{
-		$row = Db::getInstance()->getRow('
-		SELECT `id_customer`
-		FROM '._DB_PREFIX_.'customer c
-		WHERE c.`id_customer` = '.(int)$id_customer);
-
-		return isset($row['id_customer']);
+		$cache_id = 'Customer::customerIdExistsStatic'.(int)$id_customer;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('
+			SELECT `id_customer`
+			FROM '._DB_PREFIX_.'customer c
+			WHERE c.`id_customer` = '.(int)$id_customer);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/Group.php b/classes/Group.php
index 08893046f..2e43e5f0d 100644
--- a/classes/Group.php
+++ b/classes/Group.php
@@ -305,12 +305,21 @@ class GroupCore extends ObjectModel
 	public static function getCurrent()
 	{
 		static $groups = array();
+
 		$customer = Context::getContext()->customer;
 		if (Validate::isLoadedObject($customer))
+		{
 			$id_group = (int)$customer->id_default_group;
+			$group = new Group((int)$id_group);
+			if (!$group->isAssociatedToShop(Context::getContext()->shop->id))
+				$group = new Group((int)Configuration::get('PS_CUSTOMER_GROUP'));
+		}
 		else
 			$id_group = (int)Configuration::get('PS_UNIDENTIFIED_GROUP');
-		
+
+		if (!isset($groups[$id_group]) && isset($group))
+			$groups[$id_group] = $group;
+
 		if (!isset($groups[$id_group]))
 			$groups[$id_group] = new Group($id_group);
 
diff --git a/classes/Hook.php b/classes/Hook.php
index 656934e16..7ed27a3de 100644
--- a/classes/Hook.php
+++ b/classes/Hook.php
@@ -326,7 +326,10 @@ class HookCore extends ObjectModel
 			if ($frontend)
 			{
 				$sql->leftJoin('module_group', 'mg', 'mg.`id_module` = m.`id_module`');
-				$sql->where('mg.`id_group` IN ('.implode(', ', $groups).')');
+				if (Validate::isLoadedObject($context->shop))
+					$sql->where('mg.id_shop = '.((int)$context->shop->id).' AND  mg.`id_group` IN ('.implode(', ', $groups).')');
+				else
+					$sql->where('mg.`id_group` IN ('.implode(', ', $groups).')');
 				$sql->groupBy('hm.id_hook, hm.id_module');
 			}
 
diff --git a/classes/Language.php b/classes/Language.php
index ce3762ab2..ffa4b12e9 100644
--- a/classes/Language.php
+++ b/classes/Language.php
@@ -619,6 +619,35 @@ class LanguageCore extends ObjectModel
 		return Db::getInstance()->getValue('SELECT `language_code` FROM `'._DB_PREFIX_.'lang` WHERE `iso_code` = \''.pSQL(strtolower($iso_code)).'\'');
 	}
 
+	public static function getLanguageByIETFCode($code)
+	{
+		if (!Validate::isLanguageCode($code))
+			die(sprintf(Tools::displayError('Fatal error: IETF code %s is not correct'), $code));
+
+		// $code is in the form of 'xx-YY' where xx is the language code
+		// and 'YY' a country code identifying a variant of the language.
+		$lang_country = explode('-', $code);
+		// Get the language component of the code
+		$lang = $lang_country[0];
+
+		// Find the id_lang of the language.
+		// We look for anything with the correct language code
+		// and sort on equality with the exact IETF code wanted.
+		// That way using only one query we get either the exact wanted language
+		// or a close match.
+		$id_lang = Db::getInstance()->getValue(
+			'SELECT `id_lang` FROM ' 
+			.'`'._DB_PREFIX_.'lang` WHERE LEFT(`language_code`,2) = \''.pSQL($lang).'\' '
+			.'ORDER BY language_code = \''.pSQL($code).'\' DESC'
+		);
+
+		// Instantiate the Language object if we found it.
+		if ($id_lang)
+			return new Language($id_lang);
+		else
+			return false;
+	}
+
 	/**
 	  * Return array (id_lang, iso_code)
 	  *
diff --git a/classes/Link.php b/classes/Link.php
index cb207e6db..f908e7225 100644
--- a/classes/Link.php
+++ b/classes/Link.php
@@ -423,6 +423,15 @@ class LinkCore
 	 */
 	public function getPageLink($controller, $ssl = null, $id_lang = null, $request = null, $request_url_encode = false, $id_shop = null)
 	{
+		
+		//If $controller contains '&' char, it means that $controller contains request data and must be parsed first
+		$p = strpos($controller, '&');
+		if ($p !== false) {
+			$request = substr($controller, $p + 1);
+			$request_url_encode = false;
+			$controller = substr($controller, 0, $p);
+		}
+		
 		$controller = Tools::strReplaceFirst('.php', '', $controller);
 		if (!$id_lang)
 			$id_lang = (int)Context::getContext()->language->id;
diff --git a/classes/LocalizationPack.php b/classes/LocalizationPack.php
index 5a738b1a4..6cf02bc8c 100644
--- a/classes/LocalizationPack.php
+++ b/classes/LocalizationPack.php
@@ -63,6 +63,7 @@ class LocalizationPackCore
 
 			if ($install_mode && $res && isset($this->iso_currency))
 			{
+				Cache::clean('Currency::getIdByIsoCode_*');
 				$res &= Configuration::updateValue('PS_CURRENCY_DEFAULT', (int)Currency::getIdByIsoCode($this->iso_currency));
 				Currency::refreshCurrencies();
 			}
diff --git a/classes/Meta.php b/classes/Meta.php
index 4e911fe72..1612812b1 100644
--- a/classes/Meta.php
+++ b/classes/Meta.php
@@ -277,24 +277,31 @@ class MetaCore extends ObjectModel
 				FROM `'._DB_PREFIX_.'category_lang` cl
 				WHERE cl.`id_lang` = '.(int)$id_lang.'
 					AND cl.`id_category` = '.(int)$id_category.Shop::addSqlRestrictionOnLang('cl');
-		if ($row = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow($sql))
+
+		$cache_id = 'Meta::getCategoryMetas'.(int)$id_category.'-'.(int)$id_lang;
+		if (!Cache::isStored($cache_id))
 		{
-			if (empty($row['meta_description']))
-				$row['meta_description'] = strip_tags($row['description']);
-
-			// Paginate title
-			if (!empty($row['meta_title']))
-				$row['meta_title'] = $title.$row['meta_title'].(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
+			if ($row = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow($sql))
+			{
+				if (empty($row['meta_description']))
+					$row['meta_description'] = strip_tags($row['description']);
+	
+				// Paginate title
+				if (!empty($row['meta_title']))
+					$row['meta_title'] = $title.$row['meta_title'].(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
+				else
+					$row['meta_title'] = $row['name'].(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
+	
+				if (!empty($title))
+					$row['meta_title'] = $title.(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
+	
+				$result = Meta::completeMetaTags($row, $row['name']);
+			}
 			else
-				$row['meta_title'] = $row['name'].(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
-
-			if (!empty($title))
-				$row['meta_title'] = $title.(!empty($page_number) ? ' ('.$page_number.')' : '').' - '.Configuration::get('PS_SHOP_NAME');
-
-			return Meta::completeMetaTags($row, $row['name']);
+				$result = Meta::getHomeMetas($id_lang, $page_name);
+			Cache::store($cache_id, $result);
 		}
-
-		return Meta::getHomeMetas($id_lang, $page_name);
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/ObjectModel.php b/classes/ObjectModel.php
index 0c70cbf3c..783cd6abf 100644
--- a/classes/ObjectModel.php
+++ b/classes/ObjectModel.php
@@ -191,7 +191,7 @@ abstract class ObjectModelCore
 		if ($id)
 		{
 			// Load object from database if object id is present
-			$cache_id = 'objectmodel_'.$this->def['classname'].'_'.(int)$id.'_'.(int)$id_shop.'_'.(int)$id_lang;
+			$cache_id = 'objectmodel_'.$this->def['classname'].'_'.(int)$id.'_'.(int)$this->id_shop.'_'.(int)$id_lang;
 			if (!Cache::isStored($cache_id))
 			{
 				$sql = new DbQuery();
@@ -1234,11 +1234,16 @@ abstract class ObjectModelCore
 		if ($id_shop === null)
 			$id_shop = Context::getContext()->shop->id;
 
-		$sql = 'SELECT id_shop
-				FROM `'.pSQL(_DB_PREFIX_.$this->def['table']).'_shop`
-				WHERE `'.$this->def['primary'].'` = '.(int)$this->id.'
-					AND id_shop = '.(int)$id_shop;
-		return (bool)Db::getInstance()->getValue($sql);
+		$cache_id = 'objectmodel_shop_'.$this->def['classname'].'_'.(int)$this->id.'-'.(int)$id_shop;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT id_shop
+					FROM `'.pSQL(_DB_PREFIX_.$this->def['table']).'_shop`
+					WHERE `'.$this->def['primary'].'` = '.(int)$this->id.'
+						AND id_shop = '.(int)$id_shop;
+			Cache::store($cache_id, (bool)Db::getInstance()->getValue($sql));
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/Product.php b/classes/Product.php
index 0d54b9752..6bfdc8c53 100644
--- a/classes/Product.php
+++ b/classes/Product.php
@@ -229,7 +229,13 @@ class ProductCore extends ObjectModel
 	protected static $_prices = array();
 	protected static $_pricesLevel2 = array();
 	protected static $_incat = array();
+
+	/**
+	 * @since 1.5.6.1
+	 * @var array $_cart_quantity is deprecated since 1.5.6.1
+	 */
 	protected static $_cart_quantity = array();
+
 	protected static $_tax_rules_group = array();
 	protected static $_cacheFeatures = array();
 	protected static $_frontFeaturesCache = array();
@@ -2434,13 +2440,18 @@ class ProductCore extends ObjectModel
 	{
 		if (!$context)
 			$context = Context::getContext();
-
-		$sql = 'SELECT image_shop.`id_image`
-				FROM `'._DB_PREFIX_.'image` i
-				'.Shop::addSqlAssociation('image', 'i').'
-				WHERE i.`id_product` = '.(int)$id_product.'
-				AND image_shop.`cover` = 1';
-		return Db::getInstance()->getRow($sql);
+		$cache_id = 'Product::getOrderStates_'.(int)$id_product.'-'.(int)$context->shop->id;
+		if (!Cache::isStored($cache_id))
+		{
+			$sql = 'SELECT image_shop.`id_image`
+					FROM `'._DB_PREFIX_.'image` i
+					'.Shop::addSqlAssociation('image', 'i').'
+					WHERE i.`id_product` = '.(int)$id_product.'
+					AND image_shop.`cover` = 1';
+			$result = Db::getInstance()->getRow($sql);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -2502,15 +2513,17 @@ class ProductCore extends ObjectModel
 		$cart_quantity = 0;
 		if ((int)$id_cart)
 		{
-			$condition = '';
-			$cache_name = (int)$id_cart.'_'.(int)$id_product;
-			if (!isset(self::$_cart_quantity[$cache_name]) || self::$_cart_quantity[$cache_name] != (int)$quantity)
-				self::$_cart_quantity[$cache_name] = Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
-				SELECT SUM(`quantity`)
+			$cache_id = 'Product::getPriceStatic_'.(int)$id_product.'-'.(int)$id_cart;
+			if (!Cache::isStored($cache_id))
+			{ 
+				$sql = 'SELECT SUM(`quantity`)
 				FROM `'._DB_PREFIX_.'cart_product`
 				WHERE `id_product` = '.(int)$id_product.'
-				AND `id_cart` = '.(int)$id_cart);
-			$cart_quantity = self::$_cart_quantity[$cache_name];
+				AND `id_cart` = '.(int)$id_cart;
+				$cart_quantity = (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($sql);
+				Cache::store($cache_id, $cart_quantity);
+			}
+			$cart_quantity = Cache::retrieve($cache_id);
 		}
 
 		$id_currency = (int)Validate::isLoadedObject($context->currency) ? $context->currency->id : Configuration::get('PS_CURRENCY_DEFAULT');
@@ -4300,19 +4313,25 @@ class ProductCore extends ObjectModel
 
 	public function checkAccess($id_customer)
 	{
-		if (!$id_customer)
-			return (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
-			SELECT ctg.`id_group`
-			FROM `'._DB_PREFIX_.'category_product` cp
-			INNER JOIN `'._DB_PREFIX_.'category_group` ctg ON (ctg.`id_category` = cp.`id_category`)
-			WHERE cp.`id_product` = '.(int)$this->id.' AND ctg.`id_group` ='.(int)Group::getCurrent()->id);
-		else
-			return (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
-			SELECT cg.`id_group`
-			FROM `'._DB_PREFIX_.'category_product` cp
-			INNER JOIN `'._DB_PREFIX_.'category_group` ctg ON (ctg.`id_category` = cp.`id_category`)
-			INNER JOIN `'._DB_PREFIX_.'customer_group` cg ON (cg.`id_group` = ctg.`id_group`)
-			WHERE cp.`id_product` = '.(int)$this->id.' AND cg.`id_customer` = '.(int)$id_customer);
+		$cache_id = 'Product::checkAccess_'.(int)$this->id.'-'.(int)$id_customer.(!$id_customer ? '-'.(int)Group::getCurrent()->id : '');
+		if (!Cache::isStored($cache_id))
+		{
+			if (!$id_customer)
+				$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
+				SELECT ctg.`id_group`
+				FROM `'._DB_PREFIX_.'category_product` cp
+				INNER JOIN `'._DB_PREFIX_.'category_group` ctg ON (ctg.`id_category` = cp.`id_category`)
+				WHERE cp.`id_product` = '.(int)$this->id.' AND ctg.`id_group` = '.(int)Group::getCurrent()->id);
+			else
+				$result = (bool)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
+				SELECT cg.`id_group`
+				FROM `'._DB_PREFIX_.'category_product` cp
+				INNER JOIN `'._DB_PREFIX_.'category_group` ctg ON (ctg.`id_category` = cp.`id_category`)
+				INNER JOIN `'._DB_PREFIX_.'customer_group` cg ON (cg.`id_group` = ctg.`id_group`)
+				WHERE cp.`id_product` = '.(int)$this->id.' AND cg.`id_customer` = '.(int)$id_customer);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 
@@ -4872,8 +4891,12 @@ class ProductCore extends ObjectModel
 	 */
 	public static function getAttributesParams($id_product, $id_product_attribute)
 	{
+		$id_lang = (int)Context::getContext()->language->id;
+		$id_shop = (int)Context::getContext()->shop->id;
+		$cache_id = 'Product::getAttributesParams_'.(int)$id_product.'-'.(int)$id_product_attribute.'-'.(int)$id_lang.'-'.(int)$id_shop;
+
 		// if blocklayered module is installed we check if user has set custom attribute name
-		if (Module::isInstalled('blocklayered'))
+		if (Module::isInstalled('blocklayered') && Module::isEnabled('blocklayered'))
 		{
 			$nb_custom_values = Db::getInstance()->executeS('
 			SELECT DISTINCT la.`id_attribute`, la.`url_name` as `name`
@@ -4884,7 +4907,7 @@ class ProductCore extends ObjectModel
 				ON (pac.`id_product_attribute` = pa.`id_product_attribute`)
 			'.Shop::addSqlAssociation('product_attribute', 'pa').'
 			LEFT JOIN `'._DB_PREFIX_.'layered_indexable_attribute_lang_value` la
-				ON (la.`id_attribute` = a.`id_attribute` AND la.`id_lang` = '.(int)Context::getContext()->language->id.')
+				ON (la.`id_attribute` = a.`id_attribute` AND la.`id_lang` = '.(int)$id_lang.')
 			WHERE la.`url_name` IS NOT NULL AND la.`url_name` != \'\'
 			AND pa.`id_product` = '.(int)$id_product.'
 			AND pac.`id_product_attribute` = '.(int)$id_product_attribute);
@@ -4902,7 +4925,7 @@ class ProductCore extends ObjectModel
 					LEFT JOIN `'._DB_PREFIX_.'attribute` a
 						ON (a.`id_attribute_group` = g.`id_attribute_group`)
 					WHERE a.`id_attribute` = '.(int)$attribute['id_attribute'].'
-					AND g.`id_lang` = '.(int)Context::getContext()->language->id.'
+					AND g.`id_lang` = '.(int)$id_lang.'
 					AND g.`url_name` IS NOT NULL AND g.`url_name` != \'\'');
 					if (empty($group))
 					{
@@ -4912,7 +4935,7 @@ class ProductCore extends ObjectModel
 						LEFT JOIN `'._DB_PREFIX_.'attribute` a
 							ON (a.`id_attribute_group` = g.`id_attribute_group`)
 						WHERE a.`id_attribute` = '.(int)$attribute['id_attribute'].'
-						AND g.`id_lang` = '.(int)Context::getContext()->language->id.'
+						AND g.`id_lang` = '.(int)$id_lang.'
 						AND g.`name` IS NOT NULL');
 					}
 					$result[] = array_merge($attribute, $group[0]);
@@ -4921,9 +4944,9 @@ class ProductCore extends ObjectModel
 				SELECT DISTINCT a.`id_attribute_group`, al.`name`, agl.`name` as `group`
 				FROM `'._DB_PREFIX_.'attribute` a
 				LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al
-					ON (a.`id_attribute` = al.`id_attribute` AND al.`id_lang` = '.(int)Context::getContext()->language->id.')
+					ON (a.`id_attribute` = al.`id_attribute` AND al.`id_lang` = '.(int)$id_lang.')
 				LEFT JOIN `'._DB_PREFIX_.'attribute_group_lang` agl
-					ON (a.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)Context::getContext()->language->id.')
+					ON (a.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)$id_lang.')
 				LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` pac
 					ON (a.`id_attribute` = pac.`id_attribute`)
 				LEFT JOIN `'._DB_PREFIX_.'product_attribute` pa
@@ -4932,45 +4955,30 @@ class ProductCore extends ObjectModel
 				WHERE pa.`id_product` = '.(int)$id_product.'
 				AND pac.id_product_attribute = '.(int)$id_product_attribute.'
 				AND a.`id_attribute` NOT IN('.implode(', ', $tab_id_attribute).')');
-				$result = array_merge($values_not_custom, $result);
-			}
-			else
-			{
-				$result = Db::getInstance()->executeS('
-				SELECT al.`name`, agl.`name` as `group`
-				FROM `'._DB_PREFIX_.'attribute` a
-				LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al
-					ON (al.`id_attribute` = a.`id_attribute` AND al.`id_lang` = '.(int)Context::getContext()->language->id.')
-				LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` pac
-					ON (pac.`id_attribute` = a.`id_attribute`)
-				LEFT JOIN `'._DB_PREFIX_.'product_attribute` pa
-					ON (pa.`id_product_attribute` = pac.`id_product_attribute`)
-				'.Shop::addSqlAssociation('product_attribute', 'pa').'
-				LEFT JOIN `'._DB_PREFIX_.'attribute_group_lang` agl
-					ON (a.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)Context::getContext()->language->id.')
-				WHERE pa.`id_product` = '.(int)$id_product.'
-					AND pac.`id_product_attribute` = '.(int)$id_product_attribute.'
-					AND agl.`id_lang` = '.(int)Context::getContext()->language->id);
+				return array_merge($values_not_custom, $result);
 			}
 		}
-		else
+
+		if (!Cache::isStored($cache_id))
 		{
 			$result = Db::getInstance()->executeS('
 			SELECT al.`name`, agl.`name` as `group`
 			FROM `'._DB_PREFIX_.'attribute` a
 			LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al
-				ON (al.`id_attribute` = a.`id_attribute` AND al.`id_lang` = '.(int)Context::getContext()->language->id.')
+				ON (al.`id_attribute` = a.`id_attribute` AND al.`id_lang` = '.(int)$id_lang.')
 			LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` pac
 				ON (pac.`id_attribute` = a.`id_attribute`)
 			LEFT JOIN `'._DB_PREFIX_.'product_attribute` pa
 				ON (pa.`id_product_attribute` = pac.`id_product_attribute`)
 			'.Shop::addSqlAssociation('product_attribute', 'pa').'
 			LEFT JOIN `'._DB_PREFIX_.'attribute_group_lang` agl
-				ON (a.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)Context::getContext()->language->id.')
+				ON (a.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)$id_lang.')
 			WHERE pa.`id_product` = '.(int)$id_product.'
 				AND pac.`id_product_attribute` = '.(int)$id_product_attribute.'
-				AND agl.`id_lang` = '.(int)Context::getContext()->language->id);
+				AND agl.`id_lang` = '.(int)$id_lang);
+			Cache::store($cache_id, $result);
 		}
+		$result = Cache::retrieve($cache_id);
 		return $result;
 	}
 
diff --git a/classes/ProductSale.php b/classes/ProductSale.php
index 7acfa7d9b..eef056ade 100644
--- a/classes/ProductSale.php
+++ b/classes/ProductSale.php
@@ -89,7 +89,6 @@ class ProductSaleCore
 		$ids = count($ids) > 0 ? implode(',', $ids) : 'NULL';
 		
 		//Main query
-		if ($order_by == 'date_add')
 		$sql = 'SELECT p.*, product_shop.*, stock.out_of_stock, IFNULL(stock.quantity, 0) as quantity,
 					pl.`description`, pl.`description_short`, pl.`link_rewrite`, pl.`meta_description`,
 					pl.`meta_keywords`, pl.`meta_title`, pl.`name`,
diff --git a/classes/State.php b/classes/State.php
index e818c07a5..205868a81 100644
--- a/classes/State.php
+++ b/classes/State.php
@@ -80,13 +80,19 @@ class StateCore extends ObjectModel
 	 */
 	public static function getNameById($id_state)
 	{
-		$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
-			SELECT `name`
-			FROM `'._DB_PREFIX_.'state`
-			WHERE `id_state` = '.(int)$id_state
-		);
-
-		return $result['name'];
+		if (!$id_state)
+			return false;
+		$cache_id = 'State::getNameById_'.(int)$id_state;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
+				SELECT `name`
+				FROM `'._DB_PREFIX_.'state`
+				WHERE `id_state` = '.(int)$id_state
+			);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -97,13 +103,19 @@ class StateCore extends ObjectModel
 	 */
 	public static function getIdByName($state)
 	{
-		$result = Db::getInstance()->getValue('
-			SELECT `id_state`
-			FROM `'._DB_PREFIX_.'state`
-			WHERE `name` LIKE \''.pSQL($state).'\'
-		');
-
-        return (int)$result;
+		if (empty($state))
+			return false;
+		$cache_id = 'State::getNameById_'.pSQL($state);
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('
+				SELECT `id_state`
+				FROM `'._DB_PREFIX_.'state`
+				WHERE `name` LIKE \''.pSQL($state).'\'
+			');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/Tab.php b/classes/Tab.php
index 94cb98de4..e6e14686b 100644
--- a/classes/Tab.php
+++ b/classes/Tab.php
@@ -190,14 +190,20 @@ class TabCore extends ObjectModel
 	 */
 	public static function getTab($id_lang, $id_tab)
 	{
-		/* Tabs selection */
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
-			SELECT *
-			FROM `'._DB_PREFIX_.'tab` t
-			LEFT JOIN `'._DB_PREFIX_.'tab_lang` tl
-				ON (t.`id_tab` = tl.`id_tab` AND tl.`id_lang` = '.(int)$id_lang.')
-			WHERE t.`id_tab` = '.(int)$id_tab
-		);
+		$cache_id = 'Tab::getTab_'.(int)$id_lang.'-'.(int)$id_tab;
+		if (!Cache::isStored($cache_id))
+		{
+			/* Tabs selection */
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
+				SELECT *
+				FROM `'._DB_PREFIX_.'tab` t
+				LEFT JOIN `'._DB_PREFIX_.'tab_lang` tl
+					ON (t.`id_tab` = tl.`id_tab` AND tl.`id_lang` = '.(int)$id_lang.')
+				WHERE t.`id_tab` = '.(int)$id_tab
+			);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/Tools.php b/classes/Tools.php
index dc6a74cd4..801d9bf4b 100644
--- a/classes/Tools.php
+++ b/classes/Tools.php
@@ -346,17 +346,12 @@ class ToolsCore
 		/* Automatically detect language if not already defined, detect_language is set in Cookie::update */
 		if ((!$cookie->id_lang || isset($cookie->detect_language)) && isset($_SERVER['HTTP_ACCEPT_LANGUAGE']))
 		{
-			$array = explode(',', Tools::strtolower($_SERVER['HTTP_ACCEPT_LANGUAGE']));
-			if (Tools::strlen($array[0]) > 2)
+			$array  = explode(',', Tools::strtolower($_SERVER['HTTP_ACCEPT_LANGUAGE']));
+			$string = $array[0];
+			
+			if (Validate::isLanguageCode($string))
 			{
-				$tab = explode('-', $array[0]);
-				$string = $tab[0];
-			}
-			else
-				$string = $array[0];
-			if (Validate::isLanguageIsoCode($string))
-			{
-				$lang = new Language(Language::getIdByIso($string));
+				$lang = Language::getLanguageByIETFCode($string);
 				if (Validate::isLoadedObject($lang) && $lang->active && $lang->isAssociatedToShop())
 				{
 					Context::getContext()->language = $lang;
@@ -364,7 +359,7 @@ class ToolsCore
 				}
 			}
 		}
-		
+
 		if (isset($cookie->detect_language))
 			unset($cookie->detect_language);
 
@@ -374,7 +369,7 @@ class ToolsCore
 
 		$iso = Language::getIsoById((int)$cookie->id_lang);
 		@include_once(_PS_THEME_DIR_.'lang/'.$iso.'.php');
-
+		
 		return $iso;
 	}
 
@@ -689,9 +684,10 @@ class ToolsCore
 
 	public static function safePostVars()
 	{
-		if (!is_array($_POST))
-			return array();
-		$_POST = array_map(array('Tools', 'htmlentitiesUTF8'), $_POST);
+		if (!isset($_POST) || !is_array($_POST))
+			$_POST = array();
+		else
+			$_POST = array_map(array('Tools', 'htmlentitiesUTF8'), $_POST);
 	}
 
 	/**
diff --git a/classes/Zone.php b/classes/Zone.php
index 699a90e52..1d39ad7b2 100644
--- a/classes/Zone.php
+++ b/classes/Zone.php
@@ -54,12 +54,18 @@ class ZoneCore extends ObjectModel
 	 */
 	public static function getZones($active = false)
 	{
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
-			SELECT *
-			FROM `'._DB_PREFIX_.'zone`
-			'.($active ? 'WHERE active = 1' : '').'
-			ORDER BY `name` ASC
-		');
+		$cache_id = 'Zone::getZones_'.(bool)$active;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
+				SELECT *
+				FROM `'._DB_PREFIX_.'zone`
+				'.($active ? 'WHERE active = 1' : '').'
+				ORDER BY `name` ASC
+			');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/db/Db.php b/classes/db/Db.php
index be9f1530a..2583396b1 100755
--- a/classes/db/Db.php
+++ b/classes/db/Db.php
@@ -523,13 +523,13 @@ abstract class DbCore
 			$this->last_cached = true;
 			return $result;
 		}
-
 		$this->result = $this->query($sql);
 		if (!$this->result)
 			return false;
-
 		$this->last_cached = false;
 		$result = $this->nextRow($this->result);
+		if (is_null($result))
+			$result = false;
 		if ($use_cache && $this->is_cache_enabled)
 			Cache::getInstance()->setQuery($sql, $result);
 		return $result;
diff --git a/classes/module/Module.php b/classes/module/Module.php
index b516a54b4..f6e3c6473 100644
--- a/classes/module/Module.php
+++ b/classes/module/Module.php
@@ -1864,7 +1864,13 @@ abstract class ModuleCore
 	 */
 	public static function getModuleIdByName($name)
 	{
-		return Db::getInstance()->getValue('SELECT `id_module` FROM `'._DB_PREFIX_.'module` WHERE `name` = "'.pSQL($name).'"');
+		$cache_id = 'Module::getModuleIdByName_'.pSQL($name);
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('SELECT `id_module` FROM `'._DB_PREFIX_.'module` WHERE `name` = "'.pSQL($name).'"');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/order/Order.php b/classes/order/Order.php
index e57bf651d..bf72b83fe 100644
--- a/classes/order/Order.php
+++ b/classes/order/Order.php
@@ -721,11 +721,17 @@ class OrderCore extends ObjectModel
 
 	public static function getDiscountsCustomer($id_customer, $id_cart_rule)
 	{
-		return Db::getInstance()->getValue('
-		SELECT COUNT(*) FROM `'._DB_PREFIX_.'orders` o
-		LEFT JOIN '._DB_PREFIX_.'order_cart_rule ocr ON (ocr.id_order = o.id_order)
-		WHERE o.id_customer = '.(int)$id_customer.'
-		AND ocr.id_cart_rule = '.(int)$id_cart_rule);
+		$cache_id = 'Order::getDiscountsCustomer_'.(int)$id_customer.'-'.(int)$id_cart_rule;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('
+			SELECT COUNT(*) FROM `'._DB_PREFIX_.'orders` o
+			LEFT JOIN '._DB_PREFIX_.'order_cart_rule ocr ON (ocr.id_order = o.id_order)
+			WHERE o.id_customer = '.(int)$id_customer.'
+			AND ocr.id_cart_rule = '.(int)$id_cart_rule);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/order/OrderState.php b/classes/order/OrderState.php
index 7cc1d5375..19dddb875 100644
--- a/classes/order/OrderState.php
+++ b/classes/order/OrderState.php
@@ -112,12 +112,18 @@ class OrderStateCore extends ObjectModel
 	*/
 	public static function getOrderStates($id_lang)
 	{
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
-		SELECT *
-		FROM `'._DB_PREFIX_.'order_state` os
-		LEFT JOIN `'._DB_PREFIX_.'order_state_lang` osl ON (os.`id_order_state` = osl.`id_order_state` AND osl.`id_lang` = '.(int)$id_lang.')
-		WHERE deleted = 0
-		ORDER BY `name` ASC');
+		$cache_id = 'OrderState::getOrderStates_'.(int)$id_lang;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
+			SELECT *
+			FROM `'._DB_PREFIX_.'order_state` os
+			LEFT JOIN `'._DB_PREFIX_.'order_state_lang` osl ON (os.`id_order_state` = osl.`id_order_state` AND osl.`id_lang` = '.(int)$id_lang.')
+			WHERE deleted = 0
+			ORDER BY `name` ASC');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/classes/shop/Shop.php b/classes/shop/Shop.php
index 98ae61c53..ee7dddcf7 100644
--- a/classes/shop/Shop.php
+++ b/classes/shop/Shop.php
@@ -187,14 +187,19 @@ class ShopCore extends ObjectModel
 
 	public function setUrl()
 	{
-		$row = Db::getInstance()->getRow('
-		SELECT su.physical_uri, su.virtual_uri, su.domain, su.domain_ssl, t.id_theme, t.name, t.directory
-		FROM '._DB_PREFIX_.'shop s
-		LEFT JOIN '._DB_PREFIX_.'shop_url su ON (s.id_shop = su.id_shop)
-		LEFT JOIN '._DB_PREFIX_.'theme t ON (t.id_theme = s.id_theme)
-		WHERE s.id_shop = '.(int)$this->id.'
-		AND s.active = 1 AND s.deleted = 0 AND su.main = 1');
-			
+		$cache_id = 'Shop::setUrl_'.(int)$this->id;
+		if (!Cache::isStored($cache_id))
+		{
+			$row = Db::getInstance()->getRow('
+			SELECT su.physical_uri, su.virtual_uri, su.domain, su.domain_ssl, t.id_theme, t.name, t.directory
+			FROM '._DB_PREFIX_.'shop s
+			LEFT JOIN '._DB_PREFIX_.'shop_url su ON (s.id_shop = su.id_shop)
+			LEFT JOIN '._DB_PREFIX_.'theme t ON (t.id_theme = s.id_theme)
+			WHERE s.id_shop = '.(int)$this->id.'
+			AND s.active = 1 AND s.deleted = 0 AND su.main = 1');
+			Cache::store($cache_id, $row);
+		}
+		$row = Cache::retrieve($cache_id);
 		if (!$row)
 			return false;
 
diff --git a/classes/stock/StockAvailable.php b/classes/stock/StockAvailable.php
index dbe95389f..ef2bd6c29 100644
--- a/classes/stock/StockAvailable.php
+++ b/classes/stock/StockAvailable.php
@@ -53,6 +53,8 @@ class StockAvailableCore extends ObjectModel
 	/** @var bool determine if a product is out of stock - it was previously in Product class */
 	public $out_of_stock = false;
 
+	protected static $cache_quantity_available;
+
 	/**
 	 * @see ObjectModel::$definition
 	 */
@@ -343,18 +345,23 @@ class StockAvailableCore extends ObjectModel
 		if ($id_product_attribute === null)
 			$id_product_attribute = 0;
 
-		$query = new DbQuery();
-		$query->select('SUM(quantity)');
-		$query->from('stock_available');
+		$key = (int)$id_product.'-'.(int)$id_product_attribute.'-'.(int)$id_shop;
+		if (!isset(self::$cache_quantity_available[$key]))
+		{
+			$query = new DbQuery();
+			$query->select('SUM(quantity)');
+			$query->from('stock_available');
+	
+			// if null, it's a product without attributes
+			if ($id_product !== null)
+				$query->where('id_product = '.(int)$id_product);
+	
+			$query->where('id_product_attribute = '.(int)$id_product_attribute);
+			$query = StockAvailable::addSqlShopRestriction($query, $id_shop);
 
-		// if null, it's a product without attributes
-		if ($id_product !== null)
-			$query->where('id_product = '.(int)$id_product);
-
-		$query->where('id_product_attribute = '.(int)$id_product_attribute);
-		$query = StockAvailable::addSqlShopRestriction($query, $id_shop);
-
-		return (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($query);
+			self::$cache_quantity_available[$key] = (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue($query);
+		}
+		return self::$cache_quantity_available[$key];
 	}
 
 	/**
diff --git a/classes/tax/TaxRule.php b/classes/tax/TaxRule.php
index e59a2ddb9..b41d61fa1 100644
--- a/classes/tax/TaxRule.php
+++ b/classes/tax/TaxRule.php
@@ -124,9 +124,13 @@ class TaxRuleCore extends ObjectModel
 	*/
     public static function isTaxInUse($id_tax)
     {
-        return Db::getInstance()->getValue('
-        SELECT COUNT(*) FROM `'._DB_PREFIX_.'tax_rule` WHERE `id_tax` = '.(int)$id_tax
-        );
+		$cache_id = 'TaxRule::isTaxInUse_'.(int)$id_tax;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance()->getValue('SELECT COUNT(*) FROM `'._DB_PREFIX_.'tax_rule` WHERE `id_tax` = '.(int)$id_tax);
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
     }
 
 
diff --git a/classes/tax/TaxRulesTaxManager.php b/classes/tax/TaxRulesTaxManager.php
index 99cbea94d..ae6beeb67 100644
--- a/classes/tax/TaxRulesTaxManager.php
+++ b/classes/tax/TaxRulesTaxManager.php
@@ -33,9 +33,6 @@ class TaxRulesTaxManagerCore implements TaxManagerInterface
 	public $type;
 	public $tax_calculator;
 
-	protected static $cache_tax_calculator;
-
-
 	/**
 	 * 
 	 * @param Address $address
@@ -80,7 +77,8 @@ class TaxRulesTaxManagerCore implements TaxManagerInterface
 		if (!empty($this->address->postcode))
 			$postcode = $this->address->postcode;
 
-		if (!isset(self::$cache_tax_calculator[(int)$this->address->id_country.'-'.$postcode.'-'.$this->type]))
+		$cache_id = (int)$this->address->id_country.'-'.(int)$this->address->id_state.'-'.$postcode.'-'.(int)$this->type;
+		if (!Cache::isStored($cache_id))
 		{
 			$rows = Db::getInstance()->executeS('
 			SELECT *
@@ -110,11 +108,8 @@ class TaxRulesTaxManagerCore implements TaxManagerInterface
 				if ($row['behavior'] == 0)
 					 break;
 			}
-
-			self::$cache_tax_calculator[$postcode.'-'.$this->type] = new TaxCalculator($taxes, $behavior);
+			Cache::store($cache_id, new TaxCalculator($taxes, $behavior));
 		}
-
-		return self::$cache_tax_calculator[$postcode.'-'.$this->type];
+		return Cache::retrieve($cache_id);
 	}
-}
-
+}
\ No newline at end of file
diff --git a/controllers/admin/AdminProductsController.php b/controllers/admin/AdminProductsController.php
index bd5b3b703..b8d943976 100644
--- a/controllers/admin/AdminProductsController.php
+++ b/controllers/admin/AdminProductsController.php
@@ -2660,6 +2660,10 @@ class AdminProductsControllerCore extends AdminController
 					$product_supplier->id_product = $product->id;
 					$product_supplier->id_product_attribute = 0;
 					$product_supplier->id_supplier = $id;
+					if ($this->context->currency->id)
+						$product_supplier->id_currency = (int)$this->context->currency->id;
+					else
+						$product_supplier->id_currency = (int)Configuration::get('PS_CURRENCY_DEFAULT');
 					$product_supplier->save();
 
 					$associated_suppliers[] = $product_supplier;
diff --git a/controllers/front/CmsController.php b/controllers/front/CmsController.php
index a62047b02..2c9793ec4 100644
--- a/controllers/front/CmsController.php
+++ b/controllers/front/CmsController.php
@@ -30,12 +30,13 @@ class CmsControllerCore extends FrontController
 	public $assignCase;
 	public $cms;
 	public $cms_category;
+	public $ssl = false;
 
 	public function canonicalRedirection($canonicalURL = '')
 	{
 		if (Tools::getValue('live_edit'))
 			return ;
-		if (Validate::isLoadedObject($this->cms) && ($canonicalURL = $this->context->link->getCMSLink($this->cms)))
+		if (Validate::isLoadedObject($this->cms) && ($canonicalURL = $this->context->link->getCMSLink($this->cms, $this->cms->link_rewrite, $this->ssl)))
 			parent::canonicalRedirection($canonicalURL);
 		else if (Validate::isLoadedObject($this->cms_category) && ($canonicalURL = $this->context->link->getCMSCategoryLink($this->cms_category)))
 			parent::canonicalRedirection($canonicalURL);
@@ -47,13 +48,16 @@ class CmsControllerCore extends FrontController
 	 */
 	public function init()
 	{
-		parent::init();
-
 		if ($id_cms = (int)Tools::getValue('id_cms'))
 			$this->cms = new CMS($id_cms, $this->context->language->id);
 		else if ($id_cms_category = (int)Tools::getValue('id_cms_category'))
 			$this->cms_category = new CMSCategory($id_cms_category, $this->context->language->id);
 
+		if (Configuration::get('PS_SSL_ENABLED') && Tools::getValue('content_only') && Tools::getValue('id_cms') == (int)Configuration::get('PS_CONDITIONS_CMS_ID') && Validate::isLoadedObject($this->cms))
+			$this->ssl = true;
+		
+		parent::init();
+
 		$this->canonicalRedirection();
 
 		// assignCase (1 = CMS page, 2 = CMS category)
@@ -120,7 +124,7 @@ class CmsControllerCore extends FrontController
 				'category' => $this->cms_category, //for backward compatibility
 				'cms_category' => $this->cms_category,
 				'sub_category' => $this->cms_category->getSubCategories($this->context->language->id),
-				'cms_pages' => CMS::getCMSPages($this->context->language->id, (int)($this->cms_category->id) ),
+				'cms_pages' => CMS::getCMSPages($this->context->language->id, (int)($this->cms_category->id), true, (int)$this->context->shop->id),
 				'path' => ($this->cms_category->id !== 1) ? Tools::getPath($this->cms_category->id, $this->cms_category->name, false, 'CMS') : '',
 			));
 		}
diff --git a/controllers/front/ParentOrderController.php b/controllers/front/ParentOrderController.php
index 6fa902bdc..e0672255e 100644
--- a/controllers/front/ParentOrderController.php
+++ b/controllers/front/ParentOrderController.php
@@ -415,6 +415,17 @@ class ParentOrderControllerCore extends FrontController
 			if (key($customerAddresses) != 0)
 				$customerAddresses = array_values($customerAddresses);
 
+			if (!count($customerAddresses))
+			{
+				$bad_delivery = false;
+				if (($bad_delivery = (bool)!Address::isCountryActiveById((int)$this->context->cart->id_address_delivery)) || (!Address::isCountryActiveById((int)$this->context->cart->id_address_invoice)))
+				{
+					$back_url = $this->context->link->getPageLink('order', true, (int)$this->context->language->id, array('step' => Tools::getValue('step'), 'multi-shipping' => (int)Tools::getValue('multi-shipping')));
+					$params = array('multi-shipping' => (int)Tools::getValue('multi-shipping'), 'id_address' => ($bad_delivery ? (int)$this->context->cart->id_address_delivery : (int)$this->context->cart->id_address_invoice), 'back' => $back_url);
+					Tools::redirect($this->context->link->getPageLink('address', true, (int)$this->context->language->id, $params));
+				}
+			}
+
 			$this->context->smarty->assign(array(
 				'addresses' => $customerAddresses,
 				'formatedAddressFieldsValuesList' => $formatedAddressFieldsValuesList));
@@ -465,16 +476,6 @@ class ParentOrderControllerCore extends FrontController
 		$address = new Address($this->context->cart->id_address_delivery);
 		$id_zone = Address::getZoneById($address->id);
 		$bad_delivery = false;
-		if (($bad_delivery = (bool)!Address::isCountryActiveById((int)$this->context->cart->id_address_delivery)) || (!Address::isCountryActiveById((int)$this->context->cart->id_address_invoice)))
-		{
-			if (Configuration::get('PS_ORDER_PROCESS_TYPE') == 1 && Dispatcher::getInstance()->getController() != 'order-opc')
-				{
-					$back_url = $this->context->link->getPageLink('order', true, (int)$this->context->language->id, array('step' => Tools::getValue('step'), 'multi-shipping' => (int)Tools::getValue('multi-shipping')));
-					$params = array('multi-shipping' => (int)Tools::getValue('multi-shipping'), 'id_address' => ($bad_delivery ? (int)$this->context->cart->id_address_delivery : (int)$this->context->cart->id_address_invoice), 'back' => $back_url);
-					Tools::redirect($this->context->link->getPageLink('address', true, (int)$this->context->language->id, $params));
-				}
-			Tools::redirect('index.php?controller=order&step=1');
-		}
 		$carriers = $this->context->cart->simulateCarriersOutput();
 		$checked = $this->context->cart->simulateCarrierSelectedOutput();
 		$delivery_option_list = $this->context->cart->getDeliveryOptionList();
@@ -510,7 +511,7 @@ class ParentOrderControllerCore extends FrontController
 
 		// TOS
 		$cms = new CMS(Configuration::get('PS_CONDITIONS_CMS_ID'), $this->context->language->id);
-		$this->link_conditions = $this->context->link->getCMSLink($cms, $cms->link_rewrite);
+		$this->link_conditions = $this->context->link->getCMSLink($cms, $cms->link_rewrite, (bool)Configuration::get('PS_SSL_ENABLED'));
 		if (!strpos($this->link_conditions, '?'))
 			$this->link_conditions .= '?content_only=1';
 		else
diff --git a/controllers/front/ProductController.php b/controllers/front/ProductController.php
index ed2454ab6..46a3a1aff 100644
--- a/controllers/front/ProductController.php
+++ b/controllers/front/ProductController.php
@@ -548,7 +548,7 @@ class ProductControllerCore extends FrontController
 			$path = Tools::getPath((int)$this->context->shop->id_category, $this->product->name);
 		$this->context->smarty->assign('path', $path);
 		
-		$this->context->smarty->assign('categories', Category::getHomeCategories($this->context->language->id));
+		$this->context->smarty->assign('categories', Category::getHomeCategories($this->context->language->id, true, (int)$this->context->shop->id));
 		$this->context->smarty->assign(array('HOOK_PRODUCT_FOOTER' => Hook::exec('displayFooterProduct', array('product' => $this->product, 'category' => $this->category))));
 	}
 
diff --git a/controllers/front/StoresController.php b/controllers/front/StoresController.php
index ac10c1dc1..33bc1d3d2 100644
--- a/controllers/front/StoresController.php
+++ b/controllers/front/StoresController.php
@@ -279,6 +279,6 @@ class StoresControllerCore extends FrontController
 		if (!Configuration::get('PS_STORES_SIMPLIFIED'))
 			$this->addJS(_THEME_JS_DIR_.'stores.js');
         $default_country = new Country((int)Configuration::get('PS_COUNTRY_DEFAULT'));
-		$this->addJS('http://maps.google.com/maps/api/js?sensor=true&amp;region='.substr($default_country->iso_code, 0, 2));
+		$this->addJS('http'.((Configuration::get('PS_SSL_ENABLED') && Configuration::get('PS_SSL_ENABLED_EVERYWHERE')) ? 's' : '').'://maps.google.com/maps/api/js?sensor=true&amp;region='.substr($default_country->iso_code, 0, 2));
 	}
 }
diff --git a/docs/csv_import/Exemples-Import CSV - 1.4-Addresses-US-Mono.csv b/docs/csv_import/addresses_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.4-Addresses-US-Mono.csv
rename to docs/csv_import/addresses_import.csv
diff --git a/docs/csv_import/alias_import.csv b/docs/csv_import/alias_import.csv
new file mode 100644
index 000000000..77007ea6a
--- /dev/null
+++ b/docs/csv_import/alias_import.csv
@@ -0,0 +1,5 @@
+id;Alias *;Search *;Active (0/1)
+1;ano, anno, nona;nano;1
+2;ipdo, idop, podi;ipod;1
+3;McBook, Mbcook;MacBook;1
+4;Blekin;Belkin;1
diff --git a/docs/csv_import/Exemples-Import CSV - 1.5-Categorie-US-Mono.csv b/docs/csv_import/categories_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.5-Categorie-US-Mono.csv
rename to docs/csv_import/categories_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.7-Combinations-US-Mono.csv b/docs/csv_import/combinations_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.7-Combinations-US-Mono.csv
rename to docs/csv_import/combinations_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.1-Customer-US-Mono.csv b/docs/csv_import/customers_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.1-Customer-US-Mono.csv
rename to docs/csv_import/customers_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.2-Manufacturer-US-Mono.csv b/docs/csv_import/manufacturers_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.2-Manufacturer-US-Mono.csv
rename to docs/csv_import/manufacturers_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.6-Products-US-Mono.csv b/docs/csv_import/products_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.6-Products-US-Mono.csv
rename to docs/csv_import/products_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.3-Supplier-US-Mono.csv b/docs/csv_import/suppliers_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.3-Supplier-US-Mono.csv
rename to docs/csv_import/suppliers_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.9-Details Supply orders-US-Mono.csv b/docs/csv_import/supply_orders_details_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.9-Details Supply orders-US-Mono.csv
rename to docs/csv_import/supply_orders_details_import.csv
diff --git a/docs/csv_import/Exemples-Import CSV - 1.8-Supply orders-US-Mono.csv b/docs/csv_import/supply_orders_import.csv
similarity index 100%
rename from docs/csv_import/Exemples-Import CSV - 1.8-Supply orders-US-Mono.csv
rename to docs/csv_import/supply_orders_import.csv
diff --git a/install-dev/classes/languages.php b/install-dev/classes/languages.php
index f076b39f2..e4c744b9b 100644
--- a/install-dev/classes/languages.php
+++ b/install-dev/classes/languages.php
@@ -136,7 +136,10 @@ class InstallLanguages
 		}
 
 		$args[0] = $translation;
-		return call_user_func_array('sprintf', $args);
+		if(count($args) > 1)
+			return call_user_func_array('sprintf', $args);
+		else 
+			return $translation;
 	}
 
 	/**
diff --git a/install-dev/fixtures/apple/data/product_supplier.xml b/install-dev/fixtures/apple/data/product_supplier.xml
index 59c4ce5ab..27b34a75f 100644
--- a/install-dev/fixtures/apple/data/product_supplier.xml
+++ b/install-dev/fixtures/apple/data/product_supplier.xml
@@ -8,39 +8,39 @@
     <field name="product_supplier_price_te"/>
   </fields>
   <entities>
-    <product_supplier id="product_supplier_1" id_product="iPod_Nano" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_2" id_product="iPod_Nano" id_product_attribute="product_attribute_25" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_3" id_product="iPod_Nano" id_product_attribute="product_attribute_26" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_4" id_product="iPod_Nano" id_product_attribute="product_attribute_27" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_5" id_product="iPod_Nano" id_product_attribute="product_attribute_28" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_6" id_product="iPod_Nano" id_product_attribute="product_attribute_29" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_7" id_product="iPod_Nano" id_product_attribute="product_attribute_30" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_8" id_product="iPod_Nano" id_product_attribute="product_attribute_31" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_9" id_product="iPod_Nano" id_product_attribute="product_attribute_32" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_10" id_product="iPod_Nano" id_product_attribute="product_attribute_33" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_11" id_product="iPod_Nano" id_product_attribute="product_attribute_34" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_12" id_product="iPod_Nano" id_product_attribute="product_attribute_35" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_13" id_product="iPod_Nano" id_product_attribute="product_attribute_36" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_14" id_product="iPod_Nano" id_product_attribute="product_attribute_39" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_15" id_product="iPod_Nano" id_product_attribute="product_attribute_40" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_16" id_product="iPod_Nano" id_product_attribute="product_attribute_41" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_17" id_product="iPod_Nano" id_product_attribute="product_attribute_42" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_18" id_product="MacBook_Air" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_19" id_product="MacBook_Air" id_product_attribute="product_attribute_12" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_20" id_product="MacBook_Air" id_product_attribute="product_attribute_13" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_21" id_product="MacBook_Air" id_product_attribute="product_attribute_14" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_22" id_product="MacBook_Air" id_product_attribute="product_attribute_15" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_23" id_product="Belkin_Leather_Folio_for_iPod_nano_-_Black_Chocolate" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_24" id_product="iPod_shuffle" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_25" id_product="iPod_shuffle" id_product_attribute="product_attribute_7" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_26" id_product="iPod_shuffle" id_product_attribute="product_attribute_8" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_27" id_product="iPod_shuffle" id_product_attribute="product_attribute_9" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_28" id_product="iPod_shuffle" id_product_attribute="product_attribute_10" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_30" id_product="MacBook" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_31" id_product="iPod_touch" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_32" id_product="iPod_touch" id_product_attribute="product_attribute_19" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_33" id_product="iPod_touch" id_product_attribute="product_attribute_22" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_34" id_product="iPod_touch" id_product_attribute="product_attribute_23" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000"/>
-    <product_supplier id="product_supplier_35" id_product="Shure_SE210_Sound-Isolating_Earphones_for_iPod_and_iPhone" id_product_attribute="" id_supplier="Shure_Online_Store" product_supplier_reference="" product_supplier_price_te="0.000000"/>
+    <product_supplier id="product_supplier_1" id_product="iPod_Nano" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_2" id_product="iPod_Nano" id_product_attribute="product_attribute_25" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_3" id_product="iPod_Nano" id_product_attribute="product_attribute_26" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_4" id_product="iPod_Nano" id_product_attribute="product_attribute_27" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_5" id_product="iPod_Nano" id_product_attribute="product_attribute_28" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_6" id_product="iPod_Nano" id_product_attribute="product_attribute_29" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_7" id_product="iPod_Nano" id_product_attribute="product_attribute_30" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_8" id_product="iPod_Nano" id_product_attribute="product_attribute_31" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_9" id_product="iPod_Nano" id_product_attribute="product_attribute_32" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_10" id_product="iPod_Nano" id_product_attribute="product_attribute_33" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_11" id_product="iPod_Nano" id_product_attribute="product_attribute_34" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_12" id_product="iPod_Nano" id_product_attribute="product_attribute_35" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_13" id_product="iPod_Nano" id_product_attribute="product_attribute_36" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_14" id_product="iPod_Nano" id_product_attribute="product_attribute_39" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_15" id_product="iPod_Nano" id_product_attribute="product_attribute_40" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_16" id_product="iPod_Nano" id_product_attribute="product_attribute_41" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_17" id_product="iPod_Nano" id_product_attribute="product_attribute_42" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_18" id_product="MacBook_Air" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_19" id_product="MacBook_Air" id_product_attribute="product_attribute_12" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_20" id_product="MacBook_Air" id_product_attribute="product_attribute_13" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_21" id_product="MacBook_Air" id_product_attribute="product_attribute_14" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_22" id_product="MacBook_Air" id_product_attribute="product_attribute_15" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_23" id_product="Belkin_Leather_Folio_for_iPod_nano_-_Black_Chocolate" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_24" id_product="iPod_shuffle" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_25" id_product="iPod_shuffle" id_product_attribute="product_attribute_7" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_26" id_product="iPod_shuffle" id_product_attribute="product_attribute_8" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_27" id_product="iPod_shuffle" id_product_attribute="product_attribute_9" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_28" id_product="iPod_shuffle" id_product_attribute="product_attribute_10" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_30" id_product="MacBook" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_31" id_product="iPod_touch" id_product_attribute="" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_32" id_product="iPod_touch" id_product_attribute="product_attribute_19" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_33" id_product="iPod_touch" id_product_attribute="product_attribute_22" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_34" id_product="iPod_touch" id_product_attribute="product_attribute_23" id_supplier="AppleStore" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
+    <product_supplier id="product_supplier_35" id_product="Shure_SE210_Sound-Isolating_Earphones_for_iPod_and_iPhone" id_product_attribute="" id_supplier="Shure_Online_Store" product_supplier_reference="" product_supplier_price_te="0.000000" id_currency="1"/>
   </entities>
 </entity_product_supplier>
diff --git a/install-dev/upgrade/sql/1.5.6.1.sql b/install-dev/upgrade/sql/1.5.6.1.sql
index 91d0f9c05..992629875 100644
--- a/install-dev/upgrade/sql/1.5.6.1.sql
+++ b/install-dev/upgrade/sql/1.5.6.1.sql
@@ -8,4 +8,6 @@ UPDATE `PREFIX_orders` SET conversion_rate = 1 WHERE conversion_rate = 0;
 
 ALTER TABLE `PREFIX_cms` ADD `indexation` tinyint(1) UNSIGNED NULL DEFAULT '1' AFTER `active`;
 
-/* PHP:update_order_messages(); */;
\ No newline at end of file
+/* PHP:update_order_messages(); */;
+
+ALTER TABLE `REFIX_group_reduction` CHANGE `reduction` `reduction` DECIMAL( 4, 4 ) NOT NULL;
\ No newline at end of file
diff --git a/js/admin_carrier_wizard.js b/js/admin_carrier_wizard.js
index fd9c46c89..c0d33cdf3 100644
--- a/js/admin_carrier_wizard.js
+++ b/js/admin_carrier_wizard.js
@@ -393,7 +393,7 @@ function showFees()
 			//enable only if zone is active
 			tr = $(this).parent('tr');
 			validate = $('tr.fees_all td:eq('+$(this).index()+')').hasClass('validated');
-			if ($(tr).index() > 2 && $(tr).find('td:eq(1) input').attr('checked') && validate || !$(tr).hasClass('range_sup') || !$(tr).hasClass('range_inf'))
+			if ($(tr).index() > 2 && $(tr).find('td:eq(1) input').prop('checked') && (validate || !$(tr).hasClass('range_sup') || !$(tr).hasClass('range_inf')))
 					$(this).find('input:text').removeAttr('disabled');
 			
 			$(this).find('input:text, button').css('background-color', '').css('border-color', '');
diff --git a/localization/gr.xml b/localization/gr.xml
index 474ffc12e..3918f377b 100644
--- a/localization/gr.xml
+++ b/localization/gr.xml
@@ -201,4 +201,59 @@
 		<unit type="base_distance" value="m" />
 		<unit type="long_distance" value="km" />
 	</units>
+	
+	<state>
+		<state name="Άγιο Όρος" iso_code="GR-69" country="GR" zone="Europe"/>
+		<state name="Αιτωλοακαρνανίας" iso_code="GR-01" country="GR" zone="Europe"/>
+		<state name="Αργολίδας" iso_code="GR-11" country="GR" zone="Europe"/>
+		<state name="Αρκαδίας" iso_code="GR-12" country="GR" zone="Europe"/>
+		<state name="Άρτας" iso_code="GR-31" country="GR" zone="Europe"/>
+		<state name="Αττικής" iso_code="GR-A1" country="GR" zone="Europe"/>
+		<state name="Αχαΐας" iso_code="GR-13" country="GR" zone="Europe"/>
+		<state name="Βοιωτίας" iso_code="GR-03" country="GR" zone="Europe"/>
+		<state name="Γρεβενών" iso_code="GR-51" country="GR" zone="Europe"/>
+		<state name="Δράμας" iso_code="GR-52" country="GR" zone="Europe"/>
+		<state name="Δωδεκανήσου" iso_code="GR-81" country="GR" zone="Europe"/>
+		<state name="Ευρυτανίας" iso_code="GR-05" country="GR" zone="Europe"/>
+		<state name="Εύβοιας" iso_code="GR-04" country="GR" zone="Europe"/>
+		<state name="Έβρου" iso_code="GR-71" country="GR" zone="Europe"/>
+		<state name="Ζακύνθου" iso_code="GR-21" country="GR" zone="Europe"/>
+		<state name="Ηλείας" iso_code="GR-14" country="GR" zone="Europe"/>
+		<state name="Ημαθίας" iso_code="GR-53" country="GR" zone="Europe"/>
+		<state name="Ηρακλείου" iso_code="GR-91" country="GR" zone="Europe"/>
+		<state name="Θεσπρωτίας" iso_code="GR-32" country="GR" zone="Europe"/>
+		<state name="Θεσσαλονίκης" iso_code="GR-54" country="GR" zone="Europe"/>
+		<state name="Ιωαννίνων" iso_code="GR-33" country="GR" zone="Europe"/>
+		<state name="Κέρκυρας" iso_code="GR-22" country="GR" zone="Europe"/>
+		<state name="Καβάλας" iso_code="GR-55" country="GR" zone="Europe"/>
+		<state name="Καρδίτσας" iso_code="GR-41" country="GR" zone="Europe"/>
+		<state name="Καστοριάς" iso_code="GR-56" country="GR" zone="Europe"/>
+		<state name="Κεφαλληνίας" iso_code="GR-23" country="GR" zone="Europe"/>
+		<state name="Κιλκίς" iso_code="GR-57" country="GR" zone="Europe"/>
+		<state name="Κοζάνης" iso_code="GR-58" country="GR" zone="Europe"/>
+		<state name="Κορινθίας" iso_code="GR-15" country="GR" zone="Europe"/>
+		<state name="Κυκλάδων" iso_code="GR-82" country="GR" zone="Europe"/>
+		<state name="Λάρισας" iso_code="GR-42" country="GR" zone="Europe"/>
+		<state name="Λέσβου" iso_code="GR-83" country="GR" zone="Europe"/>
+		<state name="Λακωνίας" iso_code="GR-16" country="GR" zone="Europe"/>
+		<state name="Λασιθίου" iso_code="GR-92" country="GR" zone="Europe"/>
+		<state name="Λευκάδας" iso_code="GR-24" country="GR" zone="Europe"/>
+		<state name="Μαγνησίας" iso_code="GR-43" country="GR" zone="Europe"/>
+		<state name="Μεσσηνίας" iso_code="GR-17" country="GR" zone="Europe"/>
+		<state name="Ξάνθης" iso_code="GR-72" country="GR" zone="Europe"/>
+		<state name="Πέλλας" iso_code="GR-59" country="GR" zone="Europe"/>
+		<state name="Πιερίας" iso_code="GR-61" country="GR" zone="Europe"/>
+		<state name="Πρέβεζας" iso_code="GR-34" country="GR" zone="Europe"/>
+		<state name="Ρεθύμνου" iso_code="GR-93" country="GR" zone="Europe"/>
+		<state name="Ροδόπης" iso_code="GR-73" country="GR" zone="Europe"/>
+		<state name="Σάμου" iso_code="GR-84" country="GR" zone="Europe"/>
+		<state name="Σερρών" iso_code="GR-62" country="GR" zone="Europe"/>
+		<state name="Τρικάλων" iso_code="GR-44" country="GR" zone="Europe"/>
+		<state name="Φθιώτιδας" iso_code="GR-06" country="GR" zone="Europe"/>
+		<state name="Φλώρινας" iso_code="GR-63" country="GR" zone="Europe"/>
+		<state name="Φωκίδας" iso_code="GR-07" country="GR" zone="Europe"/>
+		<state name="Χίου" iso_code="GR-85" country="GR" zone="Europe"/>
+		<state name="Χαλκιδικής" iso_code="GR-64" country="GR" zone="Europe"/>
+		<state name="Χανίων" iso_code="GR-94" country="GR" zone="Europe"/>
+	</state>
 </localizationPack>
diff --git a/modules/blockcart/blockcart-json.tpl b/modules/blockcart/blockcart-json.tpl
index 2afe1a214..22646e5c8 100644
--- a/modules/blockcart/blockcart-json.tpl
+++ b/modules/blockcart/blockcart-json.tpl
@@ -61,8 +61,8 @@
 					{foreach from=$datas key='index' item='data' name='datas'}
 						{ldelim}
 						"index":			{$index},
-						"value":			"{$data.value|addslashes|replace: '\\\'':'\''}",
-						"truncatedValue":	"{$data.value|truncate:28:'...'|addslashes|replace: '\\\'':'\''}"
+						"value":			"{Tools::nl2br($data.value|addslashes|replace: '\\\'':'\'')}",
+						"truncatedValue":	"{Tools::nl2br($data.value|truncate:28:'...'|addslashes|replace: '\\\'':'\'')}"
 						{rdelim}{if !$smarty.foreach.datas.last},{/if}
 					{/foreach}]
 				{rdelim}{if !$smarty.foreach.customization.last},{/if}
diff --git a/modules/blocklayered/blocklayered.js b/modules/blocklayered/blocklayered.js
index 0edae4fd8..e1ec5b2de 100644
--- a/modules/blocklayered/blocklayered.js
+++ b/modules/blocklayered/blocklayered.js
@@ -230,12 +230,11 @@ function initLayered()
 
 function paginationButton() {
 	$('#pagination a').not(':hidden').each(function () {
-		if ($(this).attr('href').search(/&|\?p=/) == -1) {
-			var page = 1;
-		}
-		else {
-			var page = $(this).attr('href').replace(/^.*[&|\?]p=(\d+).*$/, '$1');
-		}
+		if ($(this).attr('href').search(/[&|\?]p=/) == -1)
+		    var page = 1;
+		else
+		    var page = $(this).attr('href').replace(/^.*[&|\?]p=(\d+).*$/, '$1');
+
 		var location = window.location.href.replace(/#.*$/, '');
 		$(this).attr('href', location+current_friendly_url.replace(/\/page-(\d+)/, '')+'/page-'+page);
 	});
diff --git a/modules/blocktopmenu/blocktopmenu.php b/modules/blocktopmenu/blocktopmenu.php
index f22947251..51858836b 100644
--- a/modules/blocktopmenu/blocktopmenu.php
+++ b/modules/blocktopmenu/blocktopmenu.php
@@ -572,7 +572,7 @@ class Blocktopmenu extends Module
 			switch (substr($item, 0, strlen($value[1])))
 			{
 				case 'CAT':
-					$this->getCategory((int)$id);
+					$this->getCategory($id, $id_lang, $id_shop);
 					break;
 
 				case 'PRD':
@@ -687,9 +687,7 @@ class Blocktopmenu extends Module
 
 		if (isset($children) && count($children))
 			foreach ($children as $child)
-			{
 				$this->getCategoryOption((int)$child['id_category'], (int)$id_lang, (int)$child['id_shop']);
-			}
 	}
 
 	private function getCategory($id_category, $id_lang = false, $id_shop = false)
diff --git a/modules/blockwishlist/WishList.php b/modules/blockwishlist/WishList.php
index 7ab58cc44..23e57cdbe 100644
--- a/modules/blockwishlist/WishList.php
+++ b/modules/blockwishlist/WishList.php
@@ -171,6 +171,8 @@ class WishList extends ObjectModel
 	 */
 	public static function getByIdCustomer($id_customer)
 	{
+		if (!Validate::isUnsignedId($id_customer))
+			die (Tools::displayError());
 		if (Shop::getContextShopID())
 			$shop_restriction = 'AND id_shop = '.(int)Shop::getContextShopID();
 		elseif (Shop::getContextShopGroupID())
@@ -178,14 +180,18 @@ class WishList extends ObjectModel
 		else
 			$shop_restriction = '';
 
-		if (!Validate::isUnsignedId($id_customer))
-			die (Tools::displayError());
-		return (Db::getInstance()->executeS('
-		SELECT w.`id_wishlist`, w.`name`, w.`token`, w.`date_add`, w.`date_upd`, w.`counter`
-		FROM `'._DB_PREFIX_.'wishlist` w
-		WHERE `id_customer` = '.(int)($id_customer).'
-		'.$shop_restriction.'
-		ORDER BY w.`name` ASC'));
+		$cache_id = 'WhishList::getByIdCustomer_'.(int)$id_customer.'-'.(int)Shop::getContextShopID().'-'.(int)Shop::getContextShopGroupID();
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance()->executeS('
+			SELECT w.`id_wishlist`, w.`name`, w.`token`, w.`date_add`, w.`date_upd`, w.`counter`
+			FROM `'._DB_PREFIX_.'wishlist` w
+			WHERE `id_customer` = '.(int)($id_customer).'
+			'.$shop_restriction.'
+			ORDER BY w.`name` ASC');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	public static function refreshWishList($id_wishlist)
diff --git a/modules/blockwishlist/js/ajax-wishlist.js b/modules/blockwishlist/js/ajax-wishlist.js
index 8642ce759..8e748dd9a 100644
--- a/modules/blockwishlist/js/ajax-wishlist.js
+++ b/modules/blockwishlist/js/ajax-wishlist.js
@@ -58,7 +58,7 @@ function WishlistCart(id, action, id_product, id_product_attribute, quantity)
 			if($('#' + id).length != 0)
 			{
 				$('#' + id).slideUp('normal');
-				document.getElementById(id).innerHTML = data;
+				$('#' + id).html(data);
 				$('#' + id).slideDown('normal');
 			}
 		}
@@ -81,7 +81,7 @@ function WishlistChangeDefault(id, id_wishlist)
 		success: function(data)
 		{
 			$('#' + id).slideUp('normal');
-			document.getElementById(id).innerHTML = data;
+			$('#' + id).html(data);
 			$('#' + id).slideDown('normal');
 		}
 	});
@@ -147,7 +147,7 @@ function WishlistManage(id, id_wishlist)
 		success: function(data)
 		{
 			$('#' + id).hide();
-			document.getElementById(id).innerHTML = data;
+			$('#' + id).html(data);
 			$('#' + id).fadeIn('slow');
 		}
 	});
diff --git a/modules/crossselling/crossselling.php b/modules/crossselling/crossselling.php
index ec157f73d..9381da964 100755
--- a/modules/crossselling/crossselling.php
+++ b/modules/crossselling/crossselling.php
@@ -43,9 +43,6 @@ class CrossSelling extends Module
 
 		$this->displayName = $this->l('Cross Selling');
 		$this->description = $this->l('Customers who bought this product also bought:');
-
-		if (!$this->isRegisteredInHook('header'))
-			$this->registerHook('header');
 	}
 
 	public function install()
diff --git a/modules/crossselling/upgrade/install-0.8.php b/modules/crossselling/upgrade/install-0.8.php
new file mode 100644
index 000000000..1ee79f5e5
--- /dev/null
+++ b/modules/crossselling/upgrade/install-0.8.php
@@ -0,0 +1,11 @@
+<?php
+
+if (!defined('_PS_VERSION_'))
+	exit;
+
+function upgrade_module_0_8($object)
+{
+	if (!$object->isRegisteredInHook('header'))
+		return $object->registerHook('header');
+	return true;
+}
diff --git a/modules/loyalty/LoyaltyModule.php b/modules/loyalty/LoyaltyModule.php
index cb2c51974..7dc030a2b 100644
--- a/modules/loyalty/LoyaltyModule.php
+++ b/modules/loyalty/LoyaltyModule.php
@@ -101,9 +101,9 @@ class LoyaltyModule extends ObjectModel
 			{
 				$cartProductsNew['id_product'] = (int)$newProduct->id;
 				if ($taxesEnabled == PS_TAX_EXC)
-					$cartProductsNew['price'] = number_format($newProduct->getPrice(false, (int)$newProduct->getDefaultIdProductAttribute()), 2, '.', '');
+					$cartProductsNew['price'] = number_format($newProduct->getPrice(false, (int)$newProduct->getIdProductAttributeMostExpensive()), 2, '.', '');
 				else
-					$cartProductsNew['price_wt'] = number_format($newProduct->getPrice(true, (int)$newProduct->getDefaultIdProductAttribute()), 2, '.', '');
+					$cartProductsNew['price_wt'] = number_format($newProduct->getPrice(true, (int)$newProduct->getIdProductAttributeMostExpensive()), 2, '.', '');
 				$cartProductsNew['cart_quantity'] = 1;
 				$cartProducts[] = $cartProductsNew;
 			}
diff --git a/modules/loyalty/config.xml b/modules/loyalty/config.xml
index eed08a452..5ae4ee2f0 100755
--- a/modules/loyalty/config.xml
+++ b/modules/loyalty/config.xml
@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="UTF-8" ?>
         <module>
             <name>loyalty</name>
-            <displayName><![CDATA[Customer loyalty and rewards]]></displayName>
+            <displayName><![CDATA[Programme de fid&eacute;lit&eacute;]]></displayName>
             <version><![CDATA[1.9]]></version>
-            <description><![CDATA[Provide a loyalty program to your customers.]]></description>
+            <description><![CDATA[Propose un programme de fid&eacute;lit&eacute; &agrave; vos clients]]></description>
             <author><![CDATA[PrestaShop]]></author>
             <tab><![CDATA[pricing_promotion]]></tab>
-	<confirmUninstall>Are you sure you want to delete all loyalty points and customer history?</confirmUninstall>
+	<confirmUninstall>Cette action effacera tous les points de fidélité et l'historique des points de tous vos clients, êtes vous sûr ?</confirmUninstall>
             <is_configurable>1</is_configurable>
             <need_instance>0</need_instance>
 	<limited_countries></limited_countries>
diff --git a/modules/loyalty/loyalty.php b/modules/loyalty/loyalty.php
index 96b71f57e..640c08968 100644
--- a/modules/loyalty/loyalty.php
+++ b/modules/loyalty/loyalty.php
@@ -453,7 +453,7 @@ class Loyalty extends Module
 					$points = (int)LoyaltyModule::getNbPointsByPrice(
 						$product->getPrice(
 							Product::getTaxCalculationMethod() == PS_TAX_EXC ? false : true,
-							(int)$product->getDefaultIdProductAttribute()
+							(int)$product->getIdProductAttributeMostExpensive()
 						)
 					);
 
diff --git a/modules/loyalty/views/templates/hook/product.tpl b/modules/loyalty/views/templates/hook/product.tpl
index 63cd24db3..36d6c55ac 100644
--- a/modules/loyalty/views/templates/hook/product.tpl
+++ b/modules/loyalty/views/templates/hook/product.tpl
@@ -39,7 +39,7 @@ $(document).ready(function() {
 		if (typeof(productPrice) == 'undefined' || typeof(productPriceWithoutReduction) == 'undefined')
 			return;
 		
-		var points = Math.round(productPrice / point_rate);
+		var points = {$points};
 		var total_points = points_in_cart + points;
 		var voucher = total_points * point_value;
 		if (!none_award && productPriceWithoutReduction != productPrice) {
diff --git a/modules/mailalerts/config.xml b/modules/mailalerts/config.xml
index 98984a992..699578ed4 100755
--- a/modules/mailalerts/config.xml
+++ b/modules/mailalerts/config.xml
@@ -2,7 +2,7 @@
         <module>
             <name>mailalerts</name>
             <displayName><![CDATA[Mail alerts]]></displayName>
-            <version><![CDATA[2.7]]></version>
+            <version><![CDATA[2.8]]></version>
             <description><![CDATA[Sends e-mail notifications to customers and merchants.]]></description>
             <author><![CDATA[PrestaShop]]></author>
             <tab><![CDATA[administration]]></tab>
diff --git a/modules/mailalerts/mailalerts.php b/modules/mailalerts/mailalerts.php
index 57ed8cb91..8dddab040 100644
--- a/modules/mailalerts/mailalerts.php
+++ b/modules/mailalerts/mailalerts.php
@@ -46,7 +46,7 @@ class MailAlerts extends Module
 	{
 		$this->name = 'mailalerts';
 		$this->tab = 'administration';
-		$this->version = '2.7';
+		$this->version = '2.8';
 		$this->author = 'PrestaShop';
 		$this->need_instance = 0;
 
@@ -383,7 +383,7 @@ class MailAlerts extends Module
 			'{invoice_state}' => $invoice->id_state ? $invoice_state->name : '',
 			'{invoice_phone}' => $invoice->phone ? $invoice->phone : $invoice->phone_mobile,
 			'{invoice_other}' => $invoice->other,
-			'{order_name}' => sprintf('%06d', $order->id),
+			'{order_name}' => $order->reference,
 			'{shop_name}' => $configuration['PS_SHOP_NAME'],
 			'{date}' => $order_date_text,
 			'{carrier}' => (($carrier->name == '0') ? $configuration['PS_SHOP_NAME'] : $carrier->name),
diff --git a/modules/productcomments/ProductComment.php b/modules/productcomments/ProductComment.php
index cb7aa8994..5887357b8 100644
--- a/modules/productcomments/ProductComment.php
+++ b/modules/productcomments/ProductComment.php
@@ -97,18 +97,24 @@ class ProductComment extends ObjectModel
 		if ($n != null && $n <= 0)
 			$n = 5;
 
-		return Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
-		SELECT pc.`id_product_comment`,
-		(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcu WHERE pcu.`id_product_comment` = pc.`id_product_comment` AND pcu.`usefulness` = 1) as total_useful,
-		(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcu WHERE pcu.`id_product_comment` = pc.`id_product_comment`) as total_advice, '.
-		((int)$id_customer ? '(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcuc WHERE pcuc.`id_product_comment` = pc.`id_product_comment` AND pcuc.id_customer = '.(int)$id_customer.') as customer_advice, ' : '').
-		((int)$id_customer ? '(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_report` pcrc WHERE pcrc.`id_product_comment` = pc.`id_product_comment` AND pcrc.id_customer = '.(int)$id_customer.') as customer_report, ' : '').'
-		IF(c.id_customer, CONCAT(c.`firstname`, \' \',  LEFT(c.`lastname`, 1)), pc.customer_name) customer_name, pc.`content`, pc.`grade`, pc.`date_add`, pc.title
-		  FROM `'._DB_PREFIX_.'product_comment` pc
-		LEFT JOIN `'._DB_PREFIX_.'customer` c ON c.`id_customer` = pc.`id_customer`
-		WHERE pc.`id_product` = '.(int)($id_product).($validate == '1' ? ' AND pc.`validate` = 1' : '').'
-		ORDER BY pc.`date_add` DESC
-		'.($n ? 'LIMIT '.(int)(($p - 1) * $n).', '.(int)($n) : ''));
+		$cache_id = 'ProductComment::getByProduct_'.(int)$id_product.'-'.(int)$p.'-'.(int)$n.'-'.(int)$id_customer.'-'.(bool)$validate;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('
+			SELECT pc.`id_product_comment`,
+			(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcu WHERE pcu.`id_product_comment` = pc.`id_product_comment` AND pcu.`usefulness` = 1) as total_useful,
+			(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcu WHERE pcu.`id_product_comment` = pc.`id_product_comment`) as total_advice, '.
+			((int)$id_customer ? '(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_usefulness` pcuc WHERE pcuc.`id_product_comment` = pc.`id_product_comment` AND pcuc.id_customer = '.(int)$id_customer.') as customer_advice, ' : '').
+			((int)$id_customer ? '(SELECT count(*) FROM `'._DB_PREFIX_.'product_comment_report` pcrc WHERE pcrc.`id_product_comment` = pc.`id_product_comment` AND pcrc.id_customer = '.(int)$id_customer.') as customer_report, ' : '').'
+			IF(c.id_customer, CONCAT(c.`firstname`, \' \',  LEFT(c.`lastname`, 1)), pc.customer_name) customer_name, pc.`content`, pc.`grade`, pc.`date_add`, pc.title
+			  FROM `'._DB_PREFIX_.'product_comment` pc
+			LEFT JOIN `'._DB_PREFIX_.'customer` c ON c.`id_customer` = pc.`id_customer`
+			WHERE pc.`id_product` = '.(int)($id_product).($validate == '1' ? ' AND pc.`validate` = 1' : '').'
+			ORDER BY pc.`date_add` DESC
+			'.($n ? 'LIMIT '.(int)(($p - 1) * $n).', '.(int)($n) : ''));
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -118,18 +124,24 @@ class ProductComment extends ObjectModel
 	 */
 	public static function getByCustomer($id_product, $id_customer, $get_last = false, $id_guest = false)
 	{
-		$results = Db::getInstance()->executeS('
-			SELECT *
-			FROM `'._DB_PREFIX_.'product_comment` pc
-			WHERE pc.`id_product` = '.(int)$id_product.'
-			AND '.(!$id_guest ? 'pc.`id_customer` = '.(int)$id_customer : 'pc.`id_guest` = '.(int)$id_guest).'
-			ORDER BY pc.`date_add` DESC '
-			.($get_last ? 'LIMIT 1' : '')
-		);
+		$cache_id = 'ProductComment::getByCustomer_'.(int)$id_product.'-'.(int)$id_customer.'-'.(bool)$get_last.'-'.(int)$id_guest;
+		if (!Cache::isStored($cache_id))
+		{
+			$results = Db::getInstance()->executeS('
+				SELECT *
+				FROM `'._DB_PREFIX_.'product_comment` pc
+				WHERE pc.`id_product` = '.(int)$id_product.'
+				AND '.(!$id_guest ? 'pc.`id_customer` = '.(int)$id_customer : 'pc.`id_guest` = '.(int)$id_guest).'
+				ORDER BY pc.`date_add` DESC '
+				.($get_last ? 'LIMIT 1' : '')
+			);
 
-		if ($get_last)
-			$results = array_shift($results);
-		return $results;
+			if ($get_last && count($results))
+				$results = array_shift($results);
+
+			Cache::store($cache_id, $results);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
@@ -202,12 +214,16 @@ class ProductComment extends ObjectModel
 		if (!Validate::isUnsignedId($id_product))
 			die(Tools::displayError());
 		$validate = (int)Configuration::get('PRODUCT_COMMENTS_MODERATE');
-		if (($result = Db::getInstance(_PS_USE_SQL_SLAVE_)->getRow('
-		SELECT COUNT(`id_product_comment`) AS "nbr"
-		FROM `'._DB_PREFIX_.'product_comment` pc
-		WHERE `id_product` = '.(int)($id_product).($validate == '1' ? ' AND `validate` = 1' : ''))) === false)
-			return false;
-		return (int)($result['nbr']);
+		$cache_id = 'ProductComment::getCommentNumber_'.(int)$id_product.'-'.$validate;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = (int)Db::getInstance(_PS_USE_SQL_SLAVE_)->getValue('
+			SELECT COUNT(`id_product_comment`) AS "nbr"
+			FROM `'._DB_PREFIX_.'product_comment` pc
+			WHERE `id_product` = '.(int)($id_product).($validate == '1' ? ' AND `validate` = 1' : ''));
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/modules/productcomments/ProductCommentCriterion.php b/modules/productcomments/ProductCommentCriterion.php
index dc8f668ba..e46775c0c 100644
--- a/modules/productcomments/ProductCommentCriterion.php
+++ b/modules/productcomments/ProductCommentCriterion.php
@@ -159,26 +159,33 @@ class ProductCommentCriterion extends ObjectModel
 			$table = '_shop';
 			$alias = 'ps';
 		}
-		return Db::getInstance()->executeS('
-			SELECT pcc.`id_product_comment_criterion`, pccl.`name`
-			FROM `'._DB_PREFIX_.'product_comment_criterion` pcc
-			LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_lang` pccl
-				ON (pcc.id_product_comment_criterion = pccl.id_product_comment_criterion)
-			LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_product` pccp
-				ON (pcc.`id_product_comment_criterion` = pccp.`id_product_comment_criterion` AND pccp.`id_product` = '.(int)$id_product.')
-			LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_category` pccc
-				ON (pcc.`id_product_comment_criterion` = pccc.`id_product_comment_criterion`)
-			LEFT JOIN `'._DB_PREFIX_.'product'.$table.'` '.$alias.'
-				ON ('.$alias.'.id_category_default = pccc.id_category AND '.$alias.'.id_product = '.(int)$id_product.')
-			WHERE pccl.`id_lang` = '.(int)($id_lang).'
-			AND (
-				pccp.id_product IS NOT NULL
-				OR ps.id_product IS NOT NULL
-				OR pcc.id_product_comment_criterion_type = 1
-			)
-			AND pcc.active = 1
-			GROUP BY pcc.id_product_comment_criterion
-		');
+
+		$cache_id = 'ProductCommentCriterion::getByProduct_'.(int)$id_product.'-'.(int)$id_lang;
+		if (!Cache::isStored($cache_id))
+		{
+			$result = Db::getInstance()->executeS('
+				SELECT pcc.`id_product_comment_criterion`, pccl.`name`
+				FROM `'._DB_PREFIX_.'product_comment_criterion` pcc
+				LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_lang` pccl
+					ON (pcc.id_product_comment_criterion = pccl.id_product_comment_criterion)
+				LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_product` pccp
+					ON (pcc.`id_product_comment_criterion` = pccp.`id_product_comment_criterion` AND pccp.`id_product` = '.(int)$id_product.')
+				LEFT JOIN `'._DB_PREFIX_.'product_comment_criterion_category` pccc
+					ON (pcc.`id_product_comment_criterion` = pccc.`id_product_comment_criterion`)
+				LEFT JOIN `'._DB_PREFIX_.'product'.$table.'` '.$alias.'
+					ON ('.$alias.'.id_category_default = pccc.id_category AND '.$alias.'.id_product = '.(int)$id_product.')
+				WHERE pccl.`id_lang` = '.(int)($id_lang).'
+				AND (
+					pccp.id_product IS NOT NULL
+					OR ps.id_product IS NOT NULL
+					OR pcc.id_product_comment_criterion_type = 1
+				)
+				AND pcc.active = 1
+				GROUP BY pcc.id_product_comment_criterion
+			');
+			Cache::store($cache_id, $result);
+		}
+		return Cache::retrieve($cache_id);
 	}
 
 	/**
diff --git a/modules/productcomments/config.xml b/modules/productcomments/config.xml
index c9413f84f..e45f34f8e 100755
--- a/modules/productcomments/config.xml
+++ b/modules/productcomments/config.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8" ?>
         <module>
             <name>productcomments</name>
-            <displayName><![CDATA[Product Comments]]></displayName>
+            <displayName><![CDATA[Commentaires produits]]></displayName>
             <version><![CDATA[2.4]]></version>
-            <description><![CDATA[Allows users to post reviews.]]></description>
+            <description><![CDATA[Permet aux client de commenter les produits.]]></description>
             <author><![CDATA[PrestaShop]]></author>
             <tab><![CDATA[front_office_features]]></tab>
             <is_configurable>1</is_configurable>
diff --git a/modules/productcomments/productcomments.tpl b/modules/productcomments/productcomments.tpl
index 710b6665c..5e3c16fb3 100644
--- a/modules/productcomments/productcomments.tpl
+++ b/modules/productcomments/productcomments.tpl
@@ -98,6 +98,7 @@ var moderation_active = {$moderation_active};
 	<div id="new_comment_form">
 		<form id="id_new_comment_form" action="#">
 			<h2 class="title">{l s='Write your review' mod='productcomments'}</h2>
+			{if isset($product) && $product}
 			<div class="product clearfix">
 				<img src="{$link->getImageLink($product->link_rewrite, $productcomment_cover, 'home_default')|escape:'html'}" height="{$homeSize.height}" width="{$homeSize.width}" alt="{$product->name|escape:html:'UTF-8'}" />
 				<div class="product_desc">
@@ -105,7 +106,7 @@ var moderation_active = {$moderation_active};
 					{$product->description_short}
 				</div>
 			</div>
-
+			{/if}
 			<div class="new_comment_form_content">
 				<h2>{l s='Write your review' mod='productcomments'}</h2>
 
diff --git a/modules/productscategory/productscategory.php b/modules/productscategory/productscategory.php
index 2210074ef..6290c5546 100644
--- a/modules/productscategory/productscategory.php
+++ b/modules/productscategory/productscategory.php
@@ -43,9 +43,6 @@ class productsCategory extends Module
 		
 		$this->displayName = $this->l('Products Category');
 		$this->description = $this->l('Display products of the same category on the product page.');
-		
-		if (!$this->isRegisteredInHook('header'))
-			$this->registerHook('header');
  	}
 
 	public function install()
diff --git a/modules/productscategory/upgrade/install-1.5.php b/modules/productscategory/upgrade/install-1.5.php
new file mode 100644
index 000000000..96e31c4c9
--- /dev/null
+++ b/modules/productscategory/upgrade/install-1.5.php
@@ -0,0 +1,11 @@
+<?php
+
+if (!defined('_PS_VERSION_'))
+	exit;
+
+function upgrade_module_1_5($object)
+{
+	if (!$object->isRegisteredInHook('header'))
+		return $object->registerHook('header');
+	return true;
+}
diff --git a/themes/default/css/history.css b/themes/default/css/history.css
index 4cf702259..bbf7b8bb1 100644
--- a/themes/default/css/history.css
+++ b/themes/default/css/history.css
@@ -6,7 +6,7 @@
 	padding:15px 20px;
 	background:#ccc
 }
-#history #center_column .title_block  input {
+#history #center_column .title_block input {
 	position: relative;
    top: -8px;
 	float:right;
@@ -21,7 +21,6 @@
 	top:2px;
 	left:0
 }
-
 #order-list {
 	margin-bottom:20px;
 	width:100%;
@@ -36,7 +35,7 @@
 	background:url(../img/bg_table_th.png) repeat-x 0 0 #999
 }
 #order-list tr.alternate_item {background-color: #f3f3f3}
-#order-list  td {
+#order-list td {
 	padding:12px;
 	border-right:1px solid #e9e9e9;
 	border-bottom:1px solid #e9e9e9;
@@ -44,12 +43,15 @@
 	font-size:12px;
 	vertical-align:top
 }
-#order-list  td.history_detail {border-right:none;}
+#order-list td .price, #order-detail-content tbody .price {
+	white-space: nowrap;
+}
+#order-list td.history_detail {border-right:none;}
 
-#order-list .last_item  td {border-bottom:1px solid #999}
+#order-list .last_item td {border-bottom:1px solid #999}
 
 .adresses_bloc {margin-bottom:20px}
-.adresses_bloc  .item {margin-right:60px}
+.adresses_bloc .item {margin-right:60px}
 
 .detail_step_by_step {width:100%}
 .detail_step_by_step tr.last_item td {border-bottom:1px solid #999}
@@ -66,18 +68,4 @@
 #sendOrderMessage .textarea textarea {
 	width:100%;
 	border:1px solid #999
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+}
\ No newline at end of file
diff --git a/themes/default/modules/productcomments/productcomments.tpl b/themes/default/modules/productcomments/productcomments.tpl
index 493a4317d..1333c967e 100644
--- a/themes/default/modules/productcomments/productcomments.tpl
+++ b/themes/default/modules/productcomments/productcomments.tpl
@@ -98,6 +98,7 @@ var moderation_active = {$moderation_active};
 	<div id="new_comment_form">
 		<form id="id_new_comment_form" action="#">
 			<h2 class="title">{l s='Write your review' mod='productcomments'}</h2>
+			{if isset($product) && $product}
 			<div class="product clearfix">
 				<img src="{$link->getImageLink($product->link_rewrite, $productcomment_cover, 'home_default')|escape:'html'}" height="{$homeSize.height}" width="{$homeSize.width}" alt="{$product->name|escape:html:'UTF-8'}" />
 				<div class="product_desc">
@@ -105,7 +106,7 @@ var moderation_active = {$moderation_active};
 					{$product->description_short}
 				</div>
 			</div>
-
+			{/if}
 			<div class="new_comment_form_content">
 				<h2>{l s='Write your review' mod='productcomments'}</h2>
 
diff --git a/themes/default/order-detail.tpl b/themes/default/order-detail.tpl
index bfc8d7a9f..67c002556 100644
--- a/themes/default/order-detail.tpl
+++ b/themes/default/order-detail.tpl
@@ -186,7 +186,7 @@
 							</td>
 						{/if}
 						<td>
-							<label for="cb_{$product.id_order_detail|intval}">
+							<label class="price" for="cb_{$product.id_order_detail|intval}">
 								{if $group_use_tax}
 									{convertPriceWithCurrency price=$product.unit_price_tax_incl currency=$currency}
 								{else}
@@ -195,7 +195,7 @@
 							</label>
 						</td>
 						<td>
-							<label for="cb_{$product.id_order_detail|intval}">
+							<label class="price" for="cb_{$product.id_order_detail|intval}">
 								{if isset($customizedDatas.$productId.$productAttributeId)}
 									{if $group_use_tax}
 										{convertPriceWithCurrency price=$product.total_customization_wt currency=$currency}
@@ -274,7 +274,7 @@
 							</td>
 						{/if}
 						<td>
-							<label for="cb_{$product.id_order_detail|intval}">
+							<label class="price" for="cb_{$product.id_order_detail|intval}">
 							{if $group_use_tax}
 								{convertPriceWithCurrency price=$product.unit_price_tax_incl currency=$currency}
 							{else}
@@ -283,7 +283,7 @@
 							</label>
 						</td>
 						<td>
-							<label for="cb_{$product.id_order_detail|intval}">
+							<label class="price" for="cb_{$product.id_order_detail|intval}">
 							{if $group_use_tax}
 								{convertPriceWithCurrency price=$product.total_price_tax_incl currency=$currency}
 							{else}
diff --git a/themes/default/order-opc-new-account.tpl b/themes/default/order-opc-new-account.tpl
index 4e31a068c..0f8f2acbc 100644
--- a/themes/default/order-opc-new-account.tpl
+++ b/themes/default/order-opc-new-account.tpl
@@ -316,7 +316,7 @@
 					{elseif $field_name eq "lastname"}
 					<p class="required text">
 						<label for="lastname_invoice">{l s='Last name'} <sup>*</sup></label>
-						<input type="text" class="text" id="lastname_invoice" name="lastname_invoice" value="{if isset($guestInformations) && $guestInformations.firstname_invoice}{$guestInformations.firstname_invoice}{/if}" />
+						<input type="text" class="text" id="lastname_invoice" name="lastname_invoice" value="{if isset($guestInformations) && $guestInformations.lastname_invoice}{$guestInformations.lastname_invoice}{/if}" />
 					</p>
 					{elseif $field_name eq "address1"}
 					<p class="required text">
diff --git a/tools/profiling/Controller.php b/tools/profiling/Controller.php
index 5fee49cb2..82ba93643 100644
--- a/tools/profiling/Controller.php
+++ b/tools/profiling/Controller.php
@@ -466,13 +466,19 @@ abstract class Controller extends ControllerCore
 					echo '<br /><b>Useless GROUP BY need to be removed</b>';
 			}
 		}
-		echo '</div>
-		<div class="rte" style="text-align:left;padding:8px">
-		<h3><a name="doubles">Doubles (IDs replaced by "XX") (total = '.count(Db::getInstance()->uniqQueries).')</a></h3>';
 		$queries = Db::getInstance()->uniqQueries;
 		arsort($queries);
+		$count = count(Db::getInstance()->uniqQueries);
+		foreach ($queries as $q => &$nb)
+		if ($nb == 1)
+			$count--;
+		if ($count)
+			echo '</div>
+			<div class="rte" style="text-align:left;padding:8px">
+			<h3><a name="doubles">Doubles (IDs replaced by "XX") (total = '.$count.')</a></h3>';
 		foreach ($queries as $q => $nb)
-			echo $hr.'<b '.$this->getQueryColor($nb).'>'.$nb.'</b> '.$q;
+			if($nb > 1)
+				echo $hr.'<b '.$this->getQueryColor($nb).'>'.$nb.'</b> '.$q;
 		echo '</div>
 		<div class="rte" style="text-align:left;padding:8px">
 		<h3><a name="tables">Tables stress</a></h3>';
diff --git a/translations/fr.gzip b/translations/fr.gzip
deleted file mode 100644
index 960058ab7..000000000
Binary files a/translations/fr.gzip and /dev/null differ