In readme.txt, make what's needed to build the "optional" subprojects
much more explicit.  Also document that we're moving to Tcl/Tk 8.3.2.
Simplify .dsp files by getting rid of useless include paths.
.wse file changed to reflect that my setup is different than Guido's:
if you *build* a Python distro using python20.wse, beware!
diff --git a/PCbuild/python20.wse b/PCbuild/python20.wse
index 4cce1c7..3da61f7 100644
--- a/PCbuild/python20.wse
+++ b/PCbuild/python20.wse
@@ -26,11 +26,11 @@
   Variable Flags2=00001001
   Variable Name3=_SRC_
   Variable Description3=Python source directory
-  Variable Default3=C:\src\Python-2.0
+  Variable Default3=C:\code\python\dist\src
   Variable Flags3=00001001
   Variable Name4=_DOC_
   Variable Description4=HTML documentation tree directory
-  Variable Default4=C:\src\Python-2.0\html
+  Variable Default4=C:\python16\doc
   Variable Flags4=00001001
   Variable Name5=_TCLMINOR_
   Variable Description5=Tcl/Tk Minor Version (e.g. the "3" in "8.3.1")