Bug 120216 Group dialog should be showed even dataset is not set.
- Add a table report item - do not set the data set - try creating a new table group. - An error is shown Expected behavior - As part of the template requirements, we dont want UI to do the validation. User should be able to go and define a group, even if the dataset is not defined.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/util/UIUtil.java
URL url = ReportPlugin.getDefault( ).getBundle( ).getEntry( "/" );
		String home = null;
		try
		{
			home = Platform.resolve( url ).getPath( );
		}
		catch ( IOException e )
		{
			e.printStackTrace( );
		}
		return home.substring( 1 );
	}
	/**
	 * Creates a blank label under the given parent.
	 * 
	 * @return the label created
	 */
	public static Label createBlankLabel( Composite parent )
	{
		Label label = new Label( parent, SWT.NONE );
		label.setVisible( false );
		return label;
	}
	/**
	 * Includes the library into within the given module.
	 * 
	 * @param moduleHandle
	 *            the handle module
	 * @param libraryHandle
	 *            the library to include.