Bug 117965 [DataBinding] Change tests plugin to pre-req examples
This will allow the UI tests in examples to make use of the pojo model
tests/org.eclipse.jface.tests.databinding/src/org/eclipse/jface/tests/databinding/scenarios/TreeScenarios.java
root = createDir(root, "secondLevel");
		createFile(root, "secondfile1");
		File file2 = createFile(root, "secondfile2");
		createFile(root, "secondfile3");
		
		
		
		getDbc().bind(treeDescription, directoryModelTree, null);
						
		 
		assertEqualsTreeNode(null, null, directoryModelTree);
		
		File file4 = createFile(root, "secondLevel4");
		directoryModelTree.setChildren(root, root.listFiles()); 
																
		assertEqualsTreeNode(null, null, directoryModelTree);
		
		file2.delete();
		directoryModelTree.setChildren(root, root.listFiles());
		assertEqualsTreeNode(null, null, directoryModelTree);
		
		file4.delete();
		directoryModelTree.setChildren(root, root.listFiles());
		assertEqualsTreeNode(null, null, directoryModelTree);
	}
	
	/**
	 * Test a simple file system, using a TreeModelDescription.
	 */
	public void test_Trees_Scenario06() {