Bug 210496 Add hasStyle property in reportItemModel extension point
When chart gets reportItem's properties by extending ReportItem, style properties are null. Hence, model needs to add hasStyle property in reportItemModel extension point
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/PeerExtensionTest.java
ExtendedItemHandle box1 = (ExtendedItemHandle) views.get( 0 );
		assertEquals( "firstDataSet", box1.getDataSet( ).getName( ) ); 
		
		PropertyHandle prop = box1
				.getPropertyHandle( ReportItemHandle.DATA_SET_PROP );
		assertTrue( prop.isReadOnly( ) );
		prop = box1.getPropertyHandle( ExtendedItemHandle.FILTER_PROP );
		assertTrue( prop.isReadOnly( ) );
		
		ExtendedItemHandle table2 = designHandle.getElementFactory( )
				.newExtendedItem( "table2", "TestingTable" ); 
		designHandle.getBody( ).add( table2 );
		table2.setDataSet( designHandle.findDataSet( "firstDataSet" ) ); 
		MultiViewsHandle view2 = designHandle.getElementFactory( )
				.newMultiView( );
		table2.getPropertyHandle( TableHandle.MULTI_VIEWS_PROP ).add( view2 );
		ExtendedItemHandle box3 = designHandle.getElementFactory( )
				.newExtendedItem( "box3", "TestingBox" ); 
		view2.add( MultiViewsHandle.VIEWS_PROP, box3 );
		assertEquals( "firstDataSet", box3.getDataSet( ).getName( ) ); 
		save( );
		assertTrue( compareFile( "PeerExtensionMultiViewTest_golden.xml" ) ); 
	}
	/**
	 * Tests the compatibility framework for extended items.
	 * 
	 * @throws Exception
	 */
	public void testParserCompatibility( ) throws Exception
	{