Bug 146790 Help text/help text key for cascading parameter group is not supported
Steps to reproduce: 1.New a cascading parameter group 2.Switch to Properties, select the cascading parameter group 3.Set help text to "helpme" 4.Preview Expected result: Help text appears when hovering over the cascading parameter group name in Parameter input dialog Actual result: Help text/help text key is not supported
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/api/ParameterGroupDefinition.java
{
	private String name;
	private String displayName;
	private List parameters;
	private boolean cascade;
	private String promptText;
	public ParameterGroupDefinition( String name, String displayName,
			String promptText, List parameters, boolean cascade )
	{
		this.name = name;
		this.displayName = displayName;
		this.promptText = promptText;
		this.parameters = parameters;
		this.cascade = cascade;
	}
	public String getName( )
	{
		return name;
	}
	public String getDisplayName( )
	{
		return displayName;
	}
	public String getPromptText( )
	{
		return promptText;
	}
	public List getParameters( )
	{
		return parameters;