Release steps:

1. Update version in Zroft_ReadMe.txt
2. Update version in version.bat
2.5. Tag repo: >darcs tag $VERSION
3. >make installer sdist
4. Get Installer\Zroft-$VERSION.exe, "Device CAB\Zroft.CAB", Zroft-$VERSION-src.zip.
Rename CAB to Zroft-$VERSION.CAB
5. Upload to the IF Archive.
