more Linux fixes. Couple issues found: 1) Rescanning SDKs causes deadlock. 2) SDK cache is not working for Linux 3) Can't import when SBS is not installed (and there's not error msg)
<?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>