Set KALITE_SCRIPT_DIR at install time
Set KALITE_SCRIPT_DIR at install time

This environment variable let's the systray executable know where to find the
`kalite.bat` script.

mrpau/installers,learningequality/ka-lite-installers,learningequality/ka-lite-installers,benjaoming/installers,benjaoming/installers,learningequality/installers,ruimalheiro/installers,ruimalheiro/installers,benjaoming/installers,mrpau/installers,mrpau/installers,learningequality/installers,learningequality/installers,learningequality/installers,mrpau/installers,learningequality/ka-lite-installers,learningequality/ka-lite-installers,benjaoming/installers,ruimalheiro/installers,ruimalheiro/installers