Clean up APIs/Tests around SBSv2 query mechanism (got rid of most all the original test API now that it's been moved into BuildContextSBSv2.
Clean up the Build Configuration Filtering prefs and rename hyperlinks from other prefs to note the new name.
<?xml version="1.0" encoding="UTF-8"?>
<?NLS TYPE="org.eclipse.help.toc"?>
<toc label="Introduction" topic="html/introduction/intro.htm">
<topic label="New Features and Bug Fixes" href="html/introduction/new_features.htm" />
<topic label="Related Documentation" href="html/introduction/documentation.htm" />
<topic label="Verifying the Compiler Version" href="html/introduction/version.htm" />
<topic label="Common Conventions" href="html/introduction/conventions.htm" />
</toc>