Fix problem of not checking if current perspective equals target perspective before prompting to switch perspectives. Also, check if project is Qt Nature and skip if it's a bld.inf import.
<?xml version="1.0" encoding="UTF-8"?>
<?NLS TYPE="org.eclipse.help.toc"?>
<toc label="Carbide Help"
link_to="../com.nokia.carbide.help.common/carbideHelpTOC.xml#anchorLegal">
<topic label="Legal" href="html/legal.htm" />
</toc>