Mathematica -> v10.4.1

mathematica.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <packages>
-<package id="mathematica" name="Mathematica" revision="%version%.12" reboot="false" priority="30">
+<package id="mathematica" name="Mathematica" revision="%version%.13" reboot="false" priority="30">
  
-  <variable name="version" value="10.1" />
+  <variable name="version" value="10.4.1" />
   <variable name="majorversion" value="10" />
   <!-- Wildcards in path do not work, empirically, so even though wpkg for v10.0 used them I am not -->
-  <check type="uninstall" condition="versiongreaterorequal" path="Wolfram Mathematica 10.1 (M-WIN-L 10.1.0 5292918)" value="%version%" />
+  <check type="uninstall" condition="versiongreaterorequal" path="Wolfram Mathematica 10.4 (M-WIN-L 10.4.1 5514214)" value="%version%" />
 
   <!-- mathematica seems to complain if it can't run this uninstaller?! -->
 <!--   <install cmd='cmd /c if exist "%AllUsersProfile%\Application Data\Mathematica\Applications\Extras\UninstallFiles\Windows\unins000.exe" "%AllUsersProfile%\Application Data\Mathematica\Applications\Extras\UninstallFiles\Windows\unins000.exe" /silent'/> -->
 
-  <!-- attempt to uninstall 10.0, first; if there's an error it's probably because it's not there -->
-  <install cmd='"%programfiles%\Wolfram Research\Mathematica\10.0\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
+  <!-- attempt to uninstall 10.1, first; if there's an error it's probably because it's not there -->
+  <install cmd='"%programfiles%\Wolfram Research\Mathematica\10.1\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
 		 <exit code='any'/>
 	</install>
-  <install cmd='"%programfiles%\Extras\uninstallfiles\windows\unins000.exe" /verysilent'>
+  <install cmd='"%programfiles%\Extras\uninstallfiles\windows\unins000.exe" /VERYSILENT'>
 		 <exit code='any'/>
 	</install>
   <install cmd='%SOFTWARE%\wolfram\mathematica\%version%\setup.exe /verysilent /suppressmsgboxes'/>
@@ -34,10 +34,10 @@
   </upgrade>
   <upgrade include="install" />
 
-  <remove cmd='"%ProgramFiles%\Wolfram Research\Mathematica\10.1\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
+  <remove cmd='"%ProgramFiles%\Wolfram Research\Mathematica\10.4\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
    <exit code="9009"/>
   </remove>
-  <remove cmd='"%ProgramFiles(x86)%\Wolfram Research\Mathematica\10.1\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
+  <remove cmd='"%ProgramFiles(x86)%\Wolfram Research\Mathematica\10.4\SystemFiles\UninstallFiles\Windows\unins000.exe" /VERYSILENT'>
    <exit code="9009"/>
   </remove>