fixed layouts

also moved objects to machine, from space
space has a list of objects, but implicit,
not as an explicit array

lib/virtual/passes/collector.rb

@@ -1,24 +1,22 @@
 module Virtual
 
-  # garbage collect anything that is in the space but not reachable from init
+  #  collect anything that is in the space but and reachable from init
   class Collector
     def run
-      @keepers = []
-      init= Parfait::Space.object_space.get_class_by_name("Kernel").get_instance_method "__init__"
-      keep init
+      # init= Parfait::Space.object_space.get_class_by_name("Kernel").get_instance_method "__init__"
+      keep Parfait::Space.object_space
     end
 
     def keep object
-      return if @keepers.include? object
-      layout = object.get_layout
-      begin
-        puts "Object #{object.class} #{Parfait::Space.object_space.objects.include?(object)}"
-        puts "Object #{layout.object_id} #{Parfait::Space.object_space.objects.include?(layout)}"
-        keep layout
-      rescue => e
-        puts "for #{object.name}"
-        raise e
+      return if object.nil?
+      return unless Machine.instance.add_object object
+#      puts "adding #{object.class}"
+      unless object.has_layout?
+        object.init_layout
       end
+      layout = object.get_layout
+      puts "Layout #{layout.get_object_class.name} #{Machine.instance.objects.include?(layout)}"
+      keep layout
       layout.each do |name|
         inst = object.instance_variable_get "@#{name}".to_sym
         keep inst