Bug 119085 [TabbedProperties] need getters and setters for the current Tab
We have some use cases where we need to remember the current active Tab and Section and later in the lifecycle we need to select those again. Currently there is no API for this functionality.
tests/org.eclipse.ui.tests.views.properties.tabbed/src/org/eclipse/ui/tests/views/properties/tabbed/TabbedPropertySheetPageDynamicTest.java
* Second tab is Shape
		 */
		assertEquals(tabbedPropertyList.getElementAt(1).toString(), "Shape");
		/**
		 * Third tab is Advanced
		 */
		assertEquals(tabbedPropertyList.getElementAt(2).toString(), "Advanced");
	}
	/**
	 * When the red star is selected, three tabs display.
	 */
	public void test_RedStarStaticContribution() {
		dynamicTestsView
				.setContributorId(DynamicTestsView.DYNAMIC_TESTS_VIEW_STATIC);
		select_RedStar();
		TabbedPropertyList tabbedPropertyList = getTabbedPropertyList();
		/**
		 * Third tab is Advanced
		 */
		assertEquals(tabbedPropertyList.getElementAt(2).toString(), "Advanced");
		/**
		 * Only three tabs displayed for static contribution.
		 */
		assertNull(tabbedPropertyList.getElementAt(3));
	}
	/**
	 * When the red star is selected, four tabs display.
	 */
	public void test_RedStarDynamicTabContribution() {
		dynamicTestsView