simplify building of filtered alias lists from sbsv2 filtering prefs. Fix NPE when creating a build config that has errors and not platform or target.
<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.2"?>
<plugin>
<extension-point id="featureUseTracker" name="Feature Usage Tracker" schema="schema/featureUseTracker.exsd"/>
</plugin>