@Before
    public void startFelix() throws  Exception {
        felix = TestDriver.newOsgiFramework();
        felix.start();
    }
Note that the '-dup' bundles are necessary, because installing a bundle with the same location as an already
installed bundle is a NOP. From the OSGi spec: "Every bundle is uniquely identified by its location string."

@author gjoranv
jdisc_core_test/integration_test/src/test/java/com/yahoo/jdisc/core/BundleCollisionHookIntegrationTest.java