When scanning system drives for installed SDKs, default SDK version to 5.0 when no SDK version info is available; also updated SDK properties dialog to correctly display SDK version string.
<?xml version="1.0" encoding="UTF-8"?>
<?NLS TYPE="org.eclipse.help.toc"?>
<toc label="Release notes"
link_to="../com.nokia.carbide.help.common/carbideHelpTOC.xml#anchorCarbideInfo" >
<topic label="UI Designer Release Notes" href = "html/release_notes.htm" />
</toc>