Converted database constructors to PHP5 type
diff --git a/system/database/DB_cache.php b/system/database/DB_cache.php
index 3bf065c..ad1c28d 100644
--- a/system/database/DB_cache.php
+++ b/system/database/DB_cache.php
@@ -33,7 +33,7 @@
 	 * Grabs the CI super object instance so we can access it.
 	 *
 	 */
-	function CI_DB_Cache(&$db)
+	function __construct(&$db)
 	{
 		// Assign the main CI object to $this->CI
 		// and load the file helper since we use it a lot