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
{
		openDesign( FILE_NAME_9 );
		ExtendedItemHandle extendedItem = (ExtendedItemHandle) designHandle
				.findElement( "headerMatrix" ); 
		assertNotNull( extendedItem );
		assertEquals( "12pt", extendedItem
				.getProperty( "width" ) );
		extendedItem.setProperty( "width", "18pt" );
		assertEquals( "18pt", extendedItem.getProperty( "width" ) );
		designHandle.getCommandStack( ).undo( );
		assertEquals( "12pt", extendedItem.getProperty( "width" ) );
		designHandle.getCommandStack( ).redo( );
		assertEquals( "18pt", extendedItem.getProperty( "width" ) );
	}
	public void testDataBindingRef( ) throws Exception
	{
		openDesign( FILE_NAME_10 );
		ExtendedItemHandle matrix1 = (ExtendedItemHandle) designHandle
				.findElement( "myMatrix1" ); 
		assertNotNull( matrix1 );
		TableHandle table1 = (TableHandle) designHandle
				.findElement( "myTable1" ); 
		assertNotNull( table1 );
		matrix1.setDataBindingReference( table1 );
		assertEquals( "Data Set", matrix1 
				.getProperty( ReportItemHandle.DATA_SET_PROP ) );
		Iterator columns = matrix1.columnBindingsIterator( );
		ComputedColumnHandle column = (ComputedColumnHandle) columns.next( );
		verifyColumnValues( column );
		DataItemHandle data1 = (DataItemHandle) designHandle