fix most of slot_load to_risc

higher orders not working yet

lib/risc/register_value.rb

@@ -84,7 +84,7 @@ module Risc
   # The class can be mapped to a register, and so we get a memory address (reg+index)
   def self.resolve_to_index( clazz_name , instance_name )
     return instance_name unless instance_name.is_a? Symbol
-    real_name = clazz_name.to_s.split('_').last.capitalize.to_sym
+    real_name = clazz_name.to_s.split('_').collect{|p|p.capitalize}.join.to_sym
     clazz = Parfait.object_space.get_class_by_name(real_name)
     raise "Class name not given #{real_name} #{clazz_name} #{instance_name}" unless clazz
     index = clazz.instance_type.variable_index( instance_name )