Renamed Wise vrbl from _TCLMINOR_ to _TCLDIR_, to remove any script

dependence on the Tcl/Tk version number.  Now you point it at the
Tcl/Tk install you want to ship, and that's what it ships.

PCbuild/python20.wse

@@ -30,9 +30,11 @@ item: Global
   Variable Description1=WISE root directory
   Variable Default1=C:\PROGRAM FILES\WISE INSTALLMASTER 8.1
   Variable Flags1=00001000
-  Variable Name2=_TCLMINOR_
-  Variable Description2=Tcl/Tk Minor Version (e.g. the "4" in "8.4.1")
-  Variable Default2=4
+  Variable Name2=_TCLDIR_
+  Variable Description2=The directory in which the Tcl/Tk installation
+  Variable Description2=lives.  This must be a sibling of the Python
+  Variable Description2=directory.
+  Variable Default2=tcl84
   Variable Flags2=00001000
   Variable Name3=_DOC_
   Variable Description3=The unpacked HTML doc directory.
@@ -94,6 +96,14 @@ item: Remark
 end
 item: Remark
 end
+item: Remark
+  Text=When the version of Tcl/Tk changes, the compiler vrbl
+end
+item: Remark
+  Text=_TCLDIR_ may also need to be changed.
+end
+item: Remark
+end
 item: Set Variable
   Variable=APPTITLE
   Value=Python %PYVER_STRING%
@@ -2048,19 +2058,13 @@ item: Remark
   Text=Tcl/Tk
 end
 item: Install File
-  Source=..\..\tcl84\bin\tcl8%_tclminor_%.dll
-  Destination=%MAINDIR%\DLLs\tcl8%_TCLMINOR_%.dll
+  Source=..\..\%_tcldir_%\bin\*.dll
+  Destination=%MAINDIR%\DLLs
   Description=Tcl/Tk binaries and libraries
   Flags=0000000000000010
 end
 item: Install File
-  Source=..\..\tcl84\bin\tk8%_tclminor_%.dll
-  Destination=%MAINDIR%\DLLs\tk8%_TCLMINOR_%.dll
-  Description=Tcl/Tk binaries and libraries
-  Flags=0000000000000010
-end
-item: Install File
-  Source=..\..\tcl84\lib\*.*
+  Source=..\..\%_tcldir_%\lib\*.*
   Destination=%MAINDIR%\tcl
   Description=Tcl/Tk binaries and libraries
   Flags=0000000100000010

PCbuild/readme.txt

@@ -97,13 +97,6 @@ _tkinter
 
     XXX Some tests failed in "nmake -f makefile.vc test".
 
-    XXX Should rename destination directory to something more generic
-    XXX then tcl84.  But unless I can backport 8.4.1 to the 2.2 line
-    XXX too, I've got to be able to build using more than one Tcl/Tk
-    XXX release, and that effectively reserves the "tcl" directory name
-    XXX for the duration.  Nothing that requires thought is going to
-    XXX work when it comes to release crunch times.
-
     Build Tk
     --------
     cd dist\tk8.4.1\win
@@ -117,6 +110,13 @@ _tkinter
     XXX Our installer copies a lot of stuff out of the Tcl/Tk install
     XXX directory.  Is all of that really needed for Python use of Tcl/Tk?
 
+    Make sure the installer matches
+    -------------------------------
+    Ensure that the Wise compiler vrbl _TCLDIR_ is set to the name of
+    the common Tcl/Tk installation directory (tcl84 for the instructions
+    above).  This is needed so the installer can copy various Tcl/Tk
+    files into the Python distribution.
+
 
 zlib
     Python wrapper for the zlib compression library.  Get the source code