litte bit of docs

lib/parfait/README.md

@@ -9,8 +9,9 @@ And a large part of that functionality must actually be used at compile time too
 We reuse the Parfait code at compile-time, to create the data for the compiled code.
 To do this the compiler (re) defines the object memory (in parfait_adapter).
 
-A work in progress that started from here : http://ruby-x.org/2014/06/10/more-clarity.html
-went on here http://ruby-x.org/2014/07/05/layers-vs-passes.html
+A work in progress that started from here : http://ruby-x.org/blog/more-clarity
+went on here http://ruby-x.org/blog/layers-vs-passes.html
+and is now documented here http://ruby-x.org/rubyx/parfait.html
 
 A step back: the code (program) we compile runs at run - time.
 And so does parfait. So all we have to do is compile it with the program.

lib/risc/README.md

@@ -9,7 +9,7 @@ Our primary objective is to compile typed code to this level, so the register ma
 - object load
 - object oriented call semantics
 - extended (and extensible) branching
-- normal integer operators (but no sub word instructions)
+- normal integer operators
 
 All data is in objects.
 
@@ -30,7 +30,7 @@ the meaning or number of syscalls. This is implemented by the level below, eg th
 
 ## Interpreter
 
-There is an interpreter that can interpret compiled register machine programs.
+There is an interpreter that can interpret programs compiled to the risc instruction set.
 This is very handy for debugging (and nothing else).
 
 Even more handy is the graphical interface for the interpreter, which is in it's own repository: