Finish the pyexpat rework for Windows: builders needn't suck down the

Expat installer from SF anymore, and the installer shouldn't install
expat.dll anymore.

PCbuild/python20.wse

@@ -1831,17 +1831,6 @@ item: Install File
 end
 item: Remark
 end
-item: Remark
-  Text=More DLLs
-end
-item: Install File
-  Source=..\..\expat\libs\expat.dll
-  Destination=%MAINDIR%\DLLs\expat.dll
-  Description=Expat library
-  Flags=0000000000000010
-end
-item: Remark
-end
 item: Remark
   Text=Main Python DLL
 end

PCbuild/readme.txt

@@ -52,6 +52,9 @@ mmap
     mmapmodule.c
 parser
     the parser module
+pyexpat
+    Python wrapper for accelerated XML parsing, which incorporates stable
+    code from the Expat project:  http://sourceforge.net/projects/expat/
 select
     selectmodule.c
 unicodedata
@@ -99,16 +102,6 @@ bsddb
     TODO:  make this work like zlib (in particular, MSVC runs the prelink
     step in an enviroment that already has the correct envars set up).
 
-pyexpat
-    Python wrapper for accelerated XML parsing.  Requires the Windows
-    expat_win32bin installer from
-        http://sourceforge.net/projects/expat/
-    Currently using version 1.95.2.
-    Install into dist\expat.
-    You should also copy expat\Libs\expat.dll into your PCbuild directory,
-    else at least two tests will fail (test_pyexpat and test_sax), and
-    others will erroneously get skipped (at least test_minidom).
-
 
 NOTE ON CONFIGURATIONS
 ----------------------