Teach the Windows build & installer about the new csv module + DLL.
diff --git a/PCbuild/python20.wse b/PCbuild/python20.wse
index 41cb345..9cfe016 100644
--- a/PCbuild/python20.wse
+++ b/PCbuild/python20.wse
@@ -1700,6 +1700,11 @@
   Flags=0000000000000010
 end
 item: Install File
+  Source=.\_csv.pyd
+  Destination=%MAINDIR%\DLLs\_csv.pyd
+  Flags=0000000000000010
+end
+item: Install File
   Source=.\_sre.pyd
   Destination=%MAINDIR%\DLLs\_sre.pyd
   Flags=0000000000000010
@@ -1791,6 +1796,11 @@
   Flags=0000000000000010
 end
 item: Install File
+  Source=.\_csv.lib
+  Destination=%MAINDIR%\libs\_csv.lib
+  Flags=0000000000000010
+end
+item: Install File
   Source=.\_sre.lib
   Destination=%MAINDIR%\libs\_sre.lib
   Flags=0000000000000010
@@ -1927,6 +1937,14 @@
 item: Remark
 end
 item: Install File
+  Source=..\lib\csv\*.py
+  Destination=%MAINDIR%\Lib\csv
+  Description=CSV package
+  Flags=0000000100000010
+end
+item: Remark
+end
+item: Install File
   Source=..\lib\distutils\*.py
   Destination=%MAINDIR%\Lib\distutils
   Description=Distribution utility modules