Fixed single model genxml pre-processing workaround to enable single system definition builds. Added "tools" and "adaptation" to the list of packages to be prepended by sf where needed.

@echo off
setlocal
if not defined HELIUM_HOME set HELIUM_HOME=%~dp0..\..\..\..\helium
echo %HELIUM_HOME%
rem call ..\..\build\env.bat
call %HELIUM_HOME%\hlm.bat %*
endlocal