Bug 182062 Define and provide Date/Time format value
DateTime type has been supported in BIRT. Now, there's a proposal on support Date/Time type in BIRT Report Designer. In order to enable end user setting the format of Date/Time type, please define and provide format value for both Date and Time.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/parser/AbstractPropertyState.java
/**
	 * The element property name or structure member name.
	 */
	protected String name = null;
	/**
	 * The library which the element reference is using.
	 */
	
	/**
	 * The structure which holds this property as a member.
	 */
	protected IStructure struct = null;
	/**
	 * Whether the property of this state is defined.
	 */
	protected boolean valid = true;
	/**
	 * Constructs the design parse state with the design file parser handler.
	 * This constructor is used when this property to parse is a property of one
	 * element.
	 * 
	 * @param theHandler
	 *            the design file parser handler
	 * @param element
	 *            the element which holds this property
	 */
	public AbstractPropertyState( ModuleParserHandler theHandler,
			DesignElement element )
	{
		handler = theHandler;