Bug 299340 [CommonNavigator] Enable new CNF tests
Enable the contributed CNF tests, make minor test improvements.
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/NavigatorTestSuite.java
/**
	 * Returns the suite. This is required to use the JUnit Launcher.
	 */
	public static final Test suite() {
		return new NavigatorTestSuite();
	}
	/**
	 * Construct the test suite.
	 */
	public NavigatorTestSuite() {
		addTest(new TestSuite(ActionProviderTest.class));
		addTest(new TestSuite(ExtensionsTest.class));
		addTest(new TestSuite(WorkingSetTest.class));
		addTest(new TestSuite(ActivityTest.class));
		addTest(new TestSuite(OpenTest.class));
		addTest(new TestSuite(INavigatorContentServiceTests.class));
		addTest(new TestSuite(ProgrammaticOpenTest.class));
		addTest(new TestSuite(PipelineTest.class));
		addTest(new TestSuite(LabelProviderTest.class));
		addTest(new TestSuite(SorterTest.class));
		addTest(new TestSuite(ViewerTest.class));
		addTest(new TestSuite(CdtTest.class));
		addTest(new TestSuite(JstPipelineTest.class));
		
		
		
	}
}