[-] FO : ajax cart now display cart rules correctly #PSTEST-724

// Small addition to the controller override

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@13527 b9a71923-0436-4b27-9f14-aed3839534dd

classes/cache/Cache.php

@@ -307,6 +307,11 @@ abstract class CacheCore
 		return isset(Cache::$local[$key]) ? Cache::$local[$key] : null;
 	}
 
+	public static function retrieveAll()
+	{
+		return Cache::$local;
+	}
+
 	public static function isStored($key)
 	{
 		return isset(Cache::$local[$key]);