Bug 136279 Structure and table datatypes should be hidden.
Description: Structure and table datatype should be hidden. Steps to reproduce: In table data binding, I saw structure and table two datatypes. They are not supported now, so they should be removed.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/adapter/ModelDteApiAdapter.java
IOdaDataSourceDesign newOdaDataSource( OdaDataSourceHandle source )
			throws BirtException
	{
		OdaDataSourceDesign dteSource = new OdaDataSourceDesign( source
				.getQualifiedName( ) );
		IBaseDataSourceEventHandler eventHandler = new DataSourceScriptExecutor(
				source, context );
		dteSource.setEventHandler( eventHandler );
		
		adaptBaseDataSource( source, dteSource );
		
		
		String driverName = source.getExtensionID( );
		if ( driverName == null || driverName.length( ) == 0 )
		{
			throw new EngineException(
					"Missing extenion id in data source definition, " + source.getName( ) ); 
		}
		dteSource.setExtensionID( driverName );
		
		Map staticProps = getExtensionProperties( source, source
				.getExtensionPropertyDefinitionList( ) );
		if ( staticProps != null && !staticProps.isEmpty( ) )
		{
			Iterator propNamesItr = staticProps.keySet( ).iterator( );
			while ( propNamesItr.hasNext( ) )
			{
				String propName = ( String ) propNamesItr.next( );
				assert ( propName != null );
				String propValue;