fixed layout inspect bug

lib/parfait/indexed.rb

@@ -124,10 +124,7 @@ module Parfait
     end
 
     def inspect
-      inspect_from 1
-    end
-
-    def inspect_from  index
+      index = 1
       ret = ""
       while index <= self.get_length
         item = get(index)

lib/parfait/layout.rb

@@ -34,6 +34,7 @@ module Parfait
     def initialize( object_class )
       super()
       self.object_class = object_class
+      add_instance_variable :layout
     end
 
     def == other
@@ -73,7 +74,7 @@ module Parfait
     end
 
     def inspect
-      "Layout[#{inspect_from(3)}]"
+      "Layout[#{super}]"
     end
 
     def sof_reference_name