Update Windows build # and installer for 2.1c1.

PCbuild/BUILDno.txt

@@ -33,6 +33,8 @@ How to change the Windows build number:
 
 Windows Python BUILD numbers
 ----------------------------
+  13    2.1c1
+        12-Apr-2001
   12    2.1b2
         20-Mar-2001
   11    2.1b1

PCbuild/python20.wse

 Document Type: WSE
 item: Global
   Version=5.0
-  Title=Python 2.1 beta 2
+  Title=Python 2.1 release candidate 1
   Flags=00010100
   Languages=65 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
   Japanese Font Name=MS Gothic
@@ -66,7 +66,7 @@ item: End Block
 end
 item: Set Variable
   Variable=APPTITLE
-  Value=Python 2.1 beta 2
+  Value=Python 2.1 release candidate 1
 end
 item: Set Variable
   Variable=GROUP
@@ -633,10 +633,6 @@ end
 item: Remark
   Text=Where system DLLs are installed (choose one of the following):
 end
-remarked item: Set Variable
-  Variable=DLLDEST
-  Value=%MAINDIR%
-end
 item: Set Variable
   Variable=DLLDEST
   Value=%SYS32%

PCbuild/pythoncore.dsp

@@ -739,11 +739,11 @@ SOURCE=..\Modules\getbuildinfo.c
 
 !IF  "$(CFG)" == "pythoncore - Win32 Release"
 
-# ADD CPP /D BUILD=12
+# ADD CPP /D BUILD=13
 
 !ELSEIF  "$(CFG)" == "pythoncore - Win32 Debug"
 
-# ADD CPP /D BUILD=12
+# ADD CPP /D BUILD=13
 
 !ELSEIF  "$(CFG)" == "pythoncore - Win32 Alpha Debug"