Make rule names translatable

rules_shipping_base.php

@@ -974,7 +974,7 @@ class ShippingRule {
 	function getRuleName($vals) {
 		// Replace all {variable} tags in the name by the variables from $vals
 		$matches=array();
-		$name=$this->name;
+		$name=JText::_($this->name);
 		preg_match_all('/{([A-Za-z0-9_]+)}/', $name, $matches);
 		
 		foreach ($matches[1] as $m) {