update status bar handling

p2repositories/com.minres.scviewer.updateSite/category.xml

@@ -3,9 +3,13 @@
    <feature url="features/com.minres.scviewer.feature_1.0.0.qualifier.jar" id="com.minres.scviewer.feature" version="1.0.0.qualifier">
       <category name="com.minres.scviewer"/>
    </feature>
+   <feature id="com.minres.scviewer.e4.feature">
+      <category name="com.minres.scviewer.e4"/>
+   </feature>
    <category-def name="com.minres.scviewer" label="SCViewer">
       <description>
          Viewer for SystemC Verification (SCV) library&apos;s transaction recording
       </description>
    </category-def>
+   <category-def name="com.minres.scviewer.e4" label="SCViewer E4 application"/>
 </site>