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.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ReportDesignHandle.java
public Iterator includeScriptsIterator( )
	{
		PropertyHandle propHandle = getPropertyHandle( INCLUDE_SCRIPTS_PROP );
		assert propHandle != null;
		return propHandle.iterator( );
	}
	/**
	 * Returns the iterator over all data source bindings. Each one is the
	 * instance of <code>DataSourceParamBindingHandle</code>
	 * 
	 * @return the iterator over all data source bindings.
	 * @see DataSourceParamBindingHandle
	 */
	public Iterator dataSourceBindingsIterator( )
	{
		PropertyHandle propHandle = getPropertyHandle( DATA_SOURCE_BINDINGS_PROP );
		assert propHandle != null;
		return propHandle.iterator( );
	}
	/**
	 * Sets the script called just after closing the report document file in the
	 * Factory.
	 * 
	 * @param value
	 *            the script to set.
	 * @deprecated
	 */
	public void setAfterCloseDoc( String value )
	{