Make to_mom a 2 stage process

First baby baby step on the way to passes
Create all parfait objects in first pass, so methods exist to be resolved in second path

test/vool/class_send/test_class_send_inherited.rb

@@ -21,7 +21,7 @@ module Vool
     end
 
     def setup
-      source = "class Integer;def +(other);X.int_operator(:+);end;end;" + class_main
+      source = "class Integer < Data4;def +(other);X.int_operator(:+);end;end;" + class_main
       ret = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_mom(source)
       @ins = ret.compilers.find{|c|c.callable.name==:main}.mom_instructions.next
     end