Moving space to object class

away from Parfait module, as that gets collapsed
Leaving shortcut outside parfait for now

lib/parfait/type.rb

@@ -45,12 +45,12 @@ module Parfait
     def self.for_hash( hash , object_class = :Object)
       name = object_class
       if(object_class.is_a?(Symbol))
-        object_class = Parfait.object_space.get_class_by_name(object_class)
+        object_class = Object.object_space.get_class_by_name(object_class)
       end
       raise "No such class #{name}" unless object_class
       hash = {type: object_class.name }.merge(hash) unless hash[:type]
       new_type = Type.new( object_class , hash)
-      Parfait.object_space.add_type(new_type)
+      Object.object_space.add_type(new_type)
     end
 
     # should not be called directly. Use Type.for_hash instead, that adds the